*In Press*	Füssel, J., P. Lam, M. Günter, G. Lavik, M.M Jensen, and M.M.M. Kuypers. Nitrite oxidation in the Namibian oxygen minimum zone. The ISME Journal, in press. doi:10.1038/ismej.2011.178.
	Halm, H., P. Lam, G. Lavik, T. Dittmar, T.G. Ferdelman, J. LaRoche, S. D’Hondt, M.M.M Kuypers. Heterotrophic organisms dominate nitrogen fixation in the South Pacific Gyre. The ISME Journal, in press. doi:10.1038/ismej.2011.182.
	Kalvelage, T., M.M Jensen, N.P. Revsbech, P. Lam, G. Lavik, and M.M.M Kuypers. Oxygen sensitivity of aerobic and anaerobic nitrogen transformations in oxygen minimum zones. PLOS One, in press.
	Musat, N., R. Foster, .Vagner, B. Adam and M.M.M. Kuypers (2011) Detecting metabolic activities in single cells, with emphasis on nanoSIMS. FEMS Microbiology Reviews, doi: 10.1111/j.1574-6976.2011.00303.x
	Polerecky, L., B. Adam, J. Milucka, N. Musat, T. Vagner and M.M.M. Kuypers. Look@NanoSIMS – a tool for the analysis of nanoSIMS data in environmental microbiology. Environmental Microbiology, in press. doi: 10.1111/j.1462-2920.2011.02681.x
2012	Gao, H., M. Matyka, B. Liu, A. Khalili, J.E. Kostka, G. Collins, S. Jansen, M. Holtappels, M.M. Jensen, T.H. Badewien, M. Beck, M. Grunwald, D. de Beer, G. Lavik, and M.M.M. Kuypers (2012). Intensive and extensive nitrogen loss from intertidal permeable sediments of the Wadden Sea. Limnology and Oceanography, 57, 185–198. doi:10.4319/lo.2012.57.1.0185
2011	Foster R.A., M.M.M. Kuypers, T. Vagner, R.W. Pearl, N. Musat, and J.P. Zehr (2011). Nitrogen fixation and transfer in open ocean diatom-cyanobacterial symbioses. The ISME Journal, 5, 1484-1493 doi:10.1038/ismej.2011.26. Open Access
	Holtappels, M. , M.M.M. Kuypers, M. Schlüter, and V. Brüchert. 2011. Measurement and interpretation of solute concentration gradients in the benthic boundary layer, Limnology and Oceanography Methods, 9, 1-13.
	Holtappels, M., G. Lavik, M. M. Jensen, and M. M. M. Kuypers (2011) 15N-Labeling Experiments to Dissect the Contributions of Heterotrophic Denitrification and Anammox to Nitrogen Removal in the OMZ Waters of the Ocean. In: Methods in Enzymology, Vol 486, pp 223-251. Ed: Martin G. Klotz
	Jensen, M. M., Lam, P., Revsbech, N. P., Nagel, B., Gaye, B., Jetten, M. S. M. and Kuypers, M. M. M. (2011). Intensive nitrogen loss over the Omani Shelf due to anammox coupled with dissimilatory nitrite reduction to ammonium. The ISME Journal, 5, 1660-1670. doi:10.1038/ismej.2011.44.
	Lam, P., Jensen, M. M., Kock, A., Lettmann, K. A., Plancherel, Y., Lavik, G., Bange, H. W. and Kuypers, M. M. M. (2011). Origin and fate of the secondary nitrite maximum in the Arabian Sea. Biogeosciences, 8, 1565-1577.
	Lam, P. and Kuypers, M. M. M. (2011) Microbial Nitrogen Cycling Processes in Oxygen Minimum Zones. Annual Reviews of Marine Science, 3, 317–345.
	Ploug, H., B. Adam, N. Musat, T. Kalvelage, G. Lavik, D. Wolf-Gladrow and M.M.M. Kuypers (2011) Carbon, nitrogen and O2 fluxes associated with the cyanobacterium Nodularia spumigena in the Baltic Sea, The ISME Journal, 5, 1549-1558. doi:10.1038/ismej.2011.20.
2010	Contreras, S. S. Pantoja, C.B. Lange, G. Lavik, D. Rincón-Martínez and M.M.M. Kuypers (2010) A rainy northern Atacama Desert during the last interglacial, Geophysical Research Letters, doi: 10.1029/2010GL045728.
	Ettwig, K. F., M. K. Butler, D. Le Paslier, E. Pelletier, S. Mangenot, M.M.M. Kuypers, F. Schreiber, B. E. Dutilh, J. Zedelius, D. de Beer, J. Gloerich, H.J.C.T. Wessels, T. van Alen, F. Luesken, M.L. Wu, K.T. van de Pas-Schoonen, H.J.M. Op den Camp, E.M. Janssen-Megens, K.-J. Francoijs, H. Stunnenberg, J. Weissenbach, M.S.M. Jetten, M. Strous (2010) Nitrite-driven anaerobic methane oxidation by oxygenic bacteria, Nature, 464, 543-548.
	Gao, H., F. Schreiber, G. Collins, M. M. Jensen, J. E Kostka, G. Lavik, D. de Beer, H.-Y. Zhou, M. M. M. Kuypers (2010) Aerobic denitrification in permeable Wadden Sea sediments, The ISME Journal, 4, 417-426.
	Gihring, T. M., G. Lavik, M. M. M. Kuypers, J. E. Kostka (2010) Direct determination of nitrogen cycling rates and pathways in Arctic fjord sediments (Svalbard, Norway), Limnology and Oceanography, 55, 740–752.
	Grünke, S., A. Lichtschlag, D. de Beer, M.M.M. Kuypers, T. Lösekann-Behrens, A. Ramette, A. Boetius (2010) Novel observations of Thiobacterium, a sulfur-storing Gammaproteobacterium producing gelatinous mat, The ISME Journal, 4, 1031–1043, doi:10.1038/ismej.2010.23
	Holtappels, M., G. Lavik, M.M. Jensen and M.M.M. Kuypers (2010) 15N-labeling experiments to dissect the contributions of heterotrophic denitrification and anammox to nitrogen removal in the OMZ waters of the ocean. Ed. M. Klotz, In Methods in Microbiology, 486, pp. 223-251.
	Kraal, P. C. P. Slomp, A. Forster and M.M.M. Kuypers (2010) Phosphorus cycling from the margin to abyssal depths in the proto-Atlantic during oceanic anoxic event 2. Palaeogeography, Palaeoclimatology, Palaeoecology, 295, 42-54.
	Lam, P. and M.M.M. Kuypers (2010) Microbial Nitrogen Cycling Processes in Oxygen Minimum Zones, Annual Review of Marine Science, doi:10.1146/annurev-marine-120709-142814
	Moraru, C., P. Lam, B. M. Fuchs, M. M. M. Kuypers and R. Amann (2010) GeneFISH – an in situ technique for linking gene presence and cell identity in environmental microorganisms, Environmental Microbiology, 12, 3057–3073.
	Musat, N., B. Adam, M.M.M. Kuypers (2010) NanoSIMS coupled with in situ hybridization for ecological research in Stable Isotope Probing in Microbial Molecular Ecology (eds: J.Colin Murell and Andrew S. Whiteley), ASM press (pp: 295-303).
	Ploug H., Musat N., Adam B., Moraru C.L., Lavik G., Vagner T., Bergman B, M.M.M. Kuypers (2010) Carbon and nitrogen fluxes associated with the cyanobacterium Aphanizomenon sp. in the Baltic Sea. The ISME Journal, 4, 1215–1223.
	Rattray, J. E., J. van de Vossenberg, A. Jaeschke, E. C. Hopmans, S. G. Wakeham, G. Lavik, M.M.M. Kuypers, M. Strous, M. S.M. Jetten, S. Schouten, J. S. Sinninghe Damsté (2010) Impact of Temperature on Ladderane Lipid Distribution in Anammox Bacteria, Applied and Environmental Microbiology, 76, 1596-1603.
	Schläppy, M.-L., S. I. Schöttner, G. Lavik, M. M. M. Kuypers, D. de Beer, F. Hoffmann (2010) Evidence for nitrification and denitrification in high and low microbial abundance sponges, Marine Biology, 157, 593-602.
2009	Galan A, V. Molina=, B. Thamdrup, D. Woebken, G. Lavik, M.M.M. Kuypers, O. Ulloa (2009) Anammox bacteria and the anaerobic oxidation of ammonium in the oxygen minimum zone off northern Chile. Deep-Sea Research Part II-Topical Studies in Oceanography, 56, 1125-1135.
	Halm, H., N. Musat, P. Lam, R. Langlois, F. Musat, S. Peduzzi, G. Lavik, C.J. Schubert, B. Sinha, J. LaRoche and M.M.M. Kuypers (2009) Co-occurrence of denitrification and nitrogen fixation in a meromictic lake, Lake Cadagno (Switzerland). Environmental Microbiology, 11, 1945-1958.
	Hamersley, M.R., D. Woebken, B. Boehrer, M. Schultze, G. Lavik, and M. M. M. Kuypers. (2009) Water column anammox and denitrification in a temperate permanently stratified lake (Lake Rassnitzer, Germany). Systematic and Applied Microbiology 32, 571-582.
	Hoffmann, F., R. Radax, D. Woebken, M. Holtappels, G. Lavik, H.T. Rapp, M.-L. Schläppy, C. Schleper, M.M.M. Kuypers (2009) Complex nitrogen cycling in the sponge Geodia barrette, Environmental Microbiology, 11, 2228-2243.
	Holler, T., G. Wegener, K. Knittel, A. Boetius, B. Brunner, M. M. M. Kuypers, F. Widdel (2009) Substantial 13C/12C and D/H fractionation during anaerobic oxidation of methane by marine consortia enriched in vitro, Environmental Microbiology Reports, 1, 370-376.
	Kraal, P., C.P. Slomp, A. Forster, M.M.M. Kuypers, A. Sluijs (2009) Pyrite oxidation during sample storage determines phosphorus fractionation in carbonate-poor anoxic sediments. Geochimica et Cosmochimica Acta, 73, 3277-3290.
	Lavik, G., T. Stührmann, V. Brüchert, A. Van der Plas, V. Mohrholz, P. Lam, M. Mußmann, B.M. Fuchs, R. Amann, U. Lass, and M.M.M. Kuypers (2009) Detoxification of sulphidic African shelf waters by blooming chemolithotrophs. Nature, 457, 581-584.
	Lam, P., G. Lavik, M. M. Jensen, J. van de Vossenberg, M. Schmid, D. Gutiérrez, R. Amann, M.S M. Jetten and M.M.M. Kuypers (2009) Revising the nitrogen cycle in the Peruvian oxygen minimum zone, PNAS, 104, 7104–7109.
	Schreiber, F., B. Loeffler, L. Polerecky, M.M.M. Kuypers, D. de Beer (2009) Mechanisms of Transient Nitric Oxide and Nitrous Oxide Production in a Complex Biofilm, The ISME Journal, 3, 1301-1313.
2008	Damsté, J.S.S., M. M. M. Kuypers, R.D. Pancost, and S. Schouten (2008) The carbon isotopic response of algae, (cyano)bacteria, archaea and higher plants to the late Cenomanian perturbation of the global carbon cycle: Insights from biomarkers in black shales from the Cape Verde Basin (DSDP Site 367), Organic Geochemistry, 39, 1703–1718.
	Duce, R.A., J. LaRoche, K. Altieri, K.R. Arrigo, A.R. Baker, D.G. Capone, S. Cornell, F. Dentener, J. Galloway, R.S. Ganeshram, R.J. Geider, T. Jickells, M.M.M. Kuypers, R. Langlois, P.S. Liss, S.M. Liu, J.J. Middelburg, C.M. Moore, S. Nickovic, A. Oschlies, T. Pedersen, J. Prospero, R. Schlitzer, S. Seitzinger, L.L. Sorensen, M. Uematsu, O. Ulloa, M. Voss, B. Ward, L. Zamora (2008) Impacts of atmospheric anthropogenic nitrogen on the open ocean, Science, 320, 893-897.
	Forster, A., M. M. M. Kuypers, S.C. Turgeon, H.-J. Brumsack, M.R. Petrizzo, J.S. Sinninghe Damsté (2008) The Cenomanian/Turonian oceanic anoxic event in the South Atlantic: New insights from a geochemical study of DSDP Site 530A, Palaeogeography, Palaeoclimatology, Palaeoecology, 267, 256–283.
	Galán, A., V. Molina, B. Thamdrup, D. Woebken, G. Lavik, M. M. M. Kuypers and O. Ulloa (2008) Anammox bacteria and the anaerobic oxidation of ammonium in the oxygen minimum zone off northern Chile, Deep Sea Research Part II: Topical Studies in Oceanography, 56, 1021-1031.
	Jensen, M.M., M.M.M. Kuypers, G. Lavik, and B. Thamdrup (2008) Rates and regulation of anaerobic ammonium oxidation and denitrification in the Black Sea, Limnology and Oceanography, 53, 23–36
	Musat, N., H. Halm, B. Winterholler, P. Hoppe, S. Peduzzi, F. Hillion, F. Horreard, R. Amann, B.B. Jørgensen, and M.M.M. Kuypers (2008) A single cell view on the ecophysiology of anaerobic phototrophic bacteria, PNAS, 105, 17861–17866.
	Schmid, M.C., A.B. Hooper, M.G. Klotz, D. Woebken, P. Lam, M.M.M. Kuypers, A. Pommerening-Roeser, H.J.M. op den Camp, M.S.M. Jetten (2008) Environmental detection of the octaheme cyctochrome c hydroxylamine/hydrazine oxidoreductase genes of aerobic and anaerobic ammonium-oxidizing bacteria, Environmental Microbiology, 10, 3140–3149.
	Woebken, D., P. Lam, M.M.M. Kuypers, S.W.A. Naqvi, B. Kartal, M. Strous, M.S.M. Jetten, B.M. Fuchs, and R. Amann (2008) A microdiversity study of anammox bacteria reveals a novel Candidatus Scalindua phylotype in marine oxygen minimum zones, Environmental Microbiology, 10, 3106–3119.

2007	Kuypers, M.M.M. (2007) Sizing-up the uncultivated majority, Science, 317, p. 1510-1511
	Kuypers, M.M.M. (2007) Acceptance speech for the 2007 Pieter Schenck award Organic Geochemistry, 38, p. XXIV-XXVI
	Neretin, L.N., R.M.M. Abed, A. Schippers, C.J. Schubert, K. Kohls and M.M.M. Kuypers (2007) Inorganic carbon fixation by sulfate-reducing bacteria in the Black Sea water column, Environmental Microbiology, doi:10.1111/j.1462-2920.2007.01413.x
	Lam, P., M.M. Jensen, G. Lavik, D.F. McGinnis, B. Müller, C.J. Schubert, R. Amann, B. Thamdrup, and M.M.M. Kuypers (2007) Linking crenarchaeal and bacterial nitrification to anammox in the Black Sea, PNAS, 104, p. 7104-7109
	Woebken, D., B.M. Fuchs, M.M.M. Kuypers, and Rudolf Amann (2007) Potential Interactions of Particle-Associated Anammox Bacteria with Bacterial and Archaeal Partners in the Namibian Upwelling System, Appl. Envir. Microbiol., 73. p. 4648-4657
	Hannig, M., G. Lavik, M.M.M. Kuypers, D. Woebken, W. Martens-Habbena, K. Jürgens (2007) Shift from denitrification to anammox after inflow events in the central Baltic Sea, L&O, 52, p. 1336–1345
	Hamersley, M.R., G. Lavik, D. Woebken, J.E. Rattray, P. Lam, E.C. Hopmans, J.S. Sinninghe Damsté, S. Krüger, M. Graco, D. Gutiérrez, and M.M.M. Kuypers (in press) Anaerobic ammonium oxidation in the Peruvian oxygen minimum zone, Limnology and Oceanography, 52. p. 923-933.
	Duperron, S., M. Sibuet, B.J. MacGregor, M.M.M. Kuypers, C.R. Fisher and N. Dubilier (2007) Diversity, relative abundance and metabolic potential of bacterial endosymbionts in three Bathymodiolus mussel species from cold seeps in the Gulf of Mexico, Environmental Microbiology, 9, 1423–1438
	Schmid, M.C. Risgaard-Petersen, N. van de Vossenberg, J., M.M.M. Kuypers,G. Lavik, J. Petersen, S. Hulth, B. Thamdrup, D. Canfield, T. Dalsgaard, S. Rysgaard, M. K. Sejr, M. Strous, H.J. M. Op den Camp and Mike S. M. Jetten (2007) Anaerobic ammonium-oxidizing bacteria in marine environments: widespread occurrence but low diversity, Environmental Microbiology, 9, p. 1476–1484.
	Francis, C.A., J.M. Beman and M.M.M. Kuypers (2007) New processes and players in the nitrogen cycle: the microbial ecology of anaerobic and archaeal ammonia oxidation, The ISME Journal, 1, p. 19–27
	Coolen, M.J.L., B. Abbas, J. van Bleiswijk, E.C. Hopmans, M.M M. Kuypers, S.G. Wakeham and J. S. Sinninghe Damsté (i2007) Putative ammonia-oxidizing Crenarchaeota in suboxic waters of the Black Sea: A basinwide ecological study using 16S ribosomal and functional genes and membrane lipids, Environmental Microbiology, 9, p. 1001–1016.
	Kuypers, M.M.M. and B. Barker Jørgensen (2007) The future of single-cell environmental microbiology, Environmental Microbiology, 9, p. 6-7.
	Kartal, B., M.M.M. Kuypers, G. Lavik, J. Schalk, H.J.M. op den Camp, M.S.M. Jetten and M. Strous (2007) Anammox bacteria disguised as denitrifiers: Nitrate reduction to dinitrogen gas via nitrite and ammonium, Environmental Microbiology, 9, p. 635–642.
2006	Inagaki, F., Kuypers, M.M.M., Tsunogai, U., Ishibashi, J., Nakamura, K., Treude, T., Ohkubo, S., Nakaseama, M., Gena, K., Chiba, H., Hirayama, H., Nunoura, T., Takai, K., Jorgensen, B.B., Horikoshi, K., and Boetius, A. (2006) Microbial community in a sediment-hosted CO2 lake of the southern Okinawa Trough hydrothermal system, PNAS 103, p. 14164-14169.
	Kuypers, M.M.M., G. Lavik and B. Thamdrup (2006) Anaerobic ammonium oxidation in the marine environment, In Past and Present Marine Water Column Anoxia (ed. L. N. Neretin), Springer, pp. 311-336.
	Schubert, C.J., Coolen, M.J.L., Neretin, L.N., Schippers, A., Abbas, B., Durisch-Kaiser, E., Wehrli, B., Hopmans, E.C., Damste, J.S.S., Wakeham, S., and Kuypers, M.M.M. (2006) Aerobic and anaerobic methanotrophs in the Black Sea water column, Environmental Microbiology 8, p. 1844-1856
	Schubert, C.J., Durisch-Kaiser, E., Wehrli, B., Thamdrup, B., Lam, P., and Kuypers, M.M.M. (2006) Anaerobic ammonium oxidation in a tropical freshwater system (Lake Tanganyika), Environmental Microbiology 8, p. 1857-1863.
	Op den Camp, H.J.M., B. Kartal, D. Guven, L.A.M.P. van Niftrik, S.C.M. Haaijer, W.R.L. van der Star,K.T. van de Pas-Schoonen, A. Cabezas, Z. Ying, M.C. Schmid, M.M.M. Kuypers, J. van de Vossenberg, H.R. Harhangi, C. Picioreanu, M.C.M. van Loosdrecht, J.G. Kuenen, M. Strous and M.S.M. Jetten (2006) Global impact and application of the anaerobic ammonium-oxidizing (anammox) bacteria, Biochemical Society Transactions 34, p. 174-177
	Schubert, C.J., E. Durisch-Kaiser, L. Klauser, F. Vazquez, B. Wehrli, C.P. Holzner, R. Kipfer, O. Schmale, J. Greinert and M.M.M. Kuypers (2006) Recent studies on sources and sinks of methane in the Black Sea, In Past and Present Marine Water Column Anoxia (ed. L. N. Neretin), Springer, pp. 419-442.
2005	Kuypers, M.M.M., G. Lavik, D. Woebken, M. Schmid, B.M. Fuchs, R. Amann, B. Barker Jørgensen and M.S.M. Jetten (2005) Massive nitrogen loss from the Benguela upwelling system through anaerobic ammonium oxidation, PNAS, 102, p. 6478-6483
	Schmid M., Maas B., Dapena A., van de Pas-Schoonen K., van de Vossenberg J., Kartal B., van Niftrik L., Schmidt I., Cirpus I., Kuenen J. G., Wagner M., Damsté J. S. S., Kuypers M., Revsbech N. P., Mendez R., Jetten M. S. M., and Strous M. (2005) Biomarkers for in situ detection of anaerobic ammonium-oxidizing (anammox) bacteria, Applied and Environmental Microbiology 71(4), 1677-1684
	Manske, A.K., J. Glaeser, M.M.M. Kuypers and J. Overmann (2005) Physiology and phylogeny of green sulfur bacteria forming a monospecific phototrophic assemblage at 100 m depth in the Black Sea, Applied and Environmental Microbiology 71(12), 8049-8060
	Kolonic S., Wagner T., Forster A., Damste J. S. S., Walsworth- Bell B., Erba E., Turgeon S., Brumsack H. J., Chellai E. I., Tsikos H., Kuhnt W., and Kuypers M. M. M. (2005) Black shale deposition on the northwest African Shelf during the Cenomanian/Turonian oceanic anoxic event: Climate coupling and global organic carbon burial, Paleoceanography 20(1)
2004	Kuypers, M.M.M., W.I.C. Rijpstra, R.D. Pancost, I.A. Nijenhuis, L. Lourens and Jaap S. Sinninghe Damsté (2004) Orbital forcing of organic carbon accumulation in the proto-North Atlantic during the Cenomanian/Turonian oceanic anoxic event, Earth and Planetary Science Letters, 228, p. 465-482
	Kuypers, M.M.M., Y. van Breugel, S. Schouten, E. Erba and J.S. Sinninghe Damsté (2004) N2-fixing cyanobacteria supplied nutrient N for Cretaceous oceanic anoxic events, Geology, 32 (10), p. 853-856
	Schouten, S., M., Strous , M.M.M. Kuypers, W.I.C. Rijpstra, M. Baas, C.J. Schubert, M.S.M. Jetten and J.S. Sinninghe Damsté (2004) Stable carbon isotopic fractionations associated with inorganic carbon fixation by anaerobic ammonium oxidizing bacteria, Applied and Environmental Microbiology, 70 (6), p. 3785-3788
2003	Sinninghe Damsté, J.S., M.M.M.Kuypers, S.Schouten, S.Schulte and J. Rullkötter (2003) The lycopane/C31 n-alkane ratio as a proxy to assess palaeoxicity during sediment deposition, Earth and Planetary Science Letters, 209, p. 215-226
	Schouten, S., E. C. Hopmans, A. Forster, Y. van Breugel, M.M.M. Kuypers, and J. S. Sinninghe Damsté (2003) Extremely high sea-surface temperatures at low latitudes during the middle Cretaceous as revealed by archaeal membrane lipids, Geology, 31, 1069-1072
	Jetten, M.S.M., O. Sliekers, M.M.M. Kuypers, T. Dalsgaard, L. van Niftrik, I. Cirpus, K. van de Pas-Schoonen, G. Lavik, B. Thamdrup, D. Les Paslier, H. Op den Camp, S. Hulth, L. Peter Nielsen, W. Abma, K. Third, P. Engström, J. G. Kuenen, B. Barker Jørgensen, D. Canfield, J.S. Sinninghe Damsté, N. Peter Revsbech, J. Fuerst, J. Weissenbach, M. Wagner, I. Schmidt, M. Schmid, and M. Strous (2003) Anaerobic ammonium oxidation by marine and fresh water planctomycete like bacteria, Appl Microbiol Biotechnol, 63,107-14
	Kuypers, M. M. M., A. O. Sliekers, G. Lavik, M. Schmid, B. B. Jørgensen, J. G. Kuenen, J. S. Sinninghe Damsté, M. Strous & M. S. M. Jetten (2003) Anaerobic ammonium oxidation by anammox bacteria in the Black Sea. Nature, 422: 608-611.
2002	Kuypers, M.M.M., R.D. Pancost, I.A. Nijenhuis, J.S. Sinninghe Damsté (2002) Enhanced productivity led to increased organic carbon burial in the euxinic North Atlantic basin during the late Cenomanian oceanic anoxic event, Paleoceanography, 17, p. 1-13.
	Kuypers, M.M.M., P. Blokker, E.C. Hopmans, H. Kinkel, R.D. Pancost, S. Schouten, J.S. Sinninghe Damsté (2002) Archaeal remains dominate marine organic matter from the early Albian oceanic anoxic event 1b, Palaeogeography, Palaeoclimatology, Palaeoecology, 185, p. 211-234.
	Kolonic, S., J.S. Sinninghe Damsté, M.E. Böttcher, M.M.M. Kuypers, W. Kuhnt, B. Beckmann, G. Schneeder and T. Wagner (2002) Geochemical characterization of Cenomanian/Turonian black shales from the Tarfaya basin (SW Morocco): relationships between palaeoenvironmental conditions and early sulphurization of sedimentary organic matter, Journal of Petroleum Geology, 25, p. 325-350.
2001	Kuypers, M.M.M., P. Blokker, J. Erbacher, H. Kinkel, R.D. Pancost, S. Schouten & J.S. Sinninghe Damsté (2001) Massive expansion of marine archaea during a mid-Cretaceous oceanic anoxic event, Science, 293, p. 92-94.
1999	Kuypers, M.M.M., R.D. Pancost & J.S. Sinninghe Damsté (1999) A large and abrupt fall in atmospheric CO2 concentrations during Cretaceous times, Nature, 399, p. 342-345.
	Weishampel, D.B., Mulder, E.W.A., R.W. Dortangs, J.W.M. Jagt, C.M Jianu, M.M.M. Kuypers, H.H.G. Peeters & A.S. Schulp (1999) Dinosaur remains from the type Maastrichtian: an update, Geologie en Mijnbouw, 78, p. 357-365.
1998	Jagt, J.W.M., S.K. Donovan, M.J.M. Deckers, R.W. Dortangs, M.M.M. Kuypers, & C.J. Veltkamp (1998) The late Maastrichtian bourgeticrinid crinoid Dunnicrinus aequalis (D'ORBIGNY 1841) from the Netherlands and Belgium, Bull. Inst. R. Sci. nat. Belg., Sci. Terre, 68, p. 129-154.
	Mulder, E.W.A., J.W.M. Jagt, M.M.M. Kuypers, H.H.G. Peeters & P. Rompen (1998) Preliminary observations on the stratigraphic distribution of Late Cretaceous marine and terrestrial reptiles from the Maastrichtian type area (SE Netherlands, NE Belgium), Oryctos, 1, p. 55-64.
1997	Mulder, E.W.A., M.M.M. Kuypers, J.W.M. Jagt & H.H.G. Peeters (1997) A new late Maastrichtian hadrosaurid dinosaur record from northeast Belgium, N. Jb. Geol. Paläont. Mh., 6, p. 339-347.
1995	Jagt, J.W.M., M. Deckers, A.V. Dhondt, R.W. Dortangs, P.J. Felder, W.M. Felder, M. Jäger, N. Keutgen, M. Kuypers, G. Michels, J. Reynders, E. Simon, R. van der Ham, P. van Knippenberg & R. van Neer (1995) Preliminary report of field work at Altembroek (NE Belgium, Early Maastrichtian), Prof. Paper Belg. Geol. Dienst, 1995/1, 276, p. 1-20.
	Seerden, J.P., M.M.M. Kuypers & H.W. Scheeren (1995) Dramatic solvent effects on the enantioselectivity of chiral oxazaborolidine catalyzed asymmetric 1,3-dipolaire cycloadditions of nitrones with ketene acetals, Tetrahedron: Asymmetry, 6 (6), p. 1441-1450.
1994	Jagt, J.W.M. & M.M.M. Kuypers (1994) A note on Hoploscaphites pungens (BINCKHORST 1861) (Cretaceous Ammonoidea), Cretaceous Research, 15, p. 765-770.