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Severin I., Stal L. 2006: Light-dependent nitrogenase activity in Nodularia sp..Netherlands Institute of Ecology; Centre for Estuarine and Marine Ecology, Netherlands. Metadata available at http://mda.nioo.knaw.nl/imis.php?module=dataset&dasid=2153, more
Severin, I.; Confurius-Guns, V.; Stal, L.J. (2012). Effect of salinity on nitrogenase activity and composition of the active diazotrophic community in intertidal microbial mats. Arch. Microbiol. 194(6): 483-491. dx.doi.org/10.1007/s00203-011-0787-5, more
Bauersachs, T.; Compaoré, J.; Severin, I.; Hopmans, E.C.; Schouten, S.; Stal, L.J.; Sinninghe Damsté, J.S. (2011). Diazotrophic microbial community of coastal microbial mats of the southern North Sea. Geobiol. 9(4): 349-359. dx.doi.org/10.1111/j.1472-4669.2011.00280.x, more
