@Article{bgd-3-575-2006, AUTHOR = {Ohkouchi, N. and Kashiyama, Y. and Kuroda, J. and Ogawa, N. O. and Kitazato, H.}, TITLE = {An importance of diazotrophic cyanobacteria as a primary producer during Cretaceous Oceanic Anoxic Event 2}, JOURNAL = {Biogeosciences Discussions}, VOLUME = {3}, YEAR = {2006}, NUMBER = {3}, PAGES = {575--605}, URL = {http://www.biogeosciences-discuss.net/3/575/2006/}, ISSN = {1810-6277} }