Меловой период

van Helmond, N. A., Papadomanolaki, N. M., Plint, A. G., Gröcke, D. R., Pearce, M. A., & Eldrett, J. S. (2016) Equatorward phytoplankton migration during a cold spell within the Late Cretaceous super-greenhouse // Biogeosciences, Vol.13, P.2859-2872.

http://www.biogeosciences.net/13/2859/2 ... 9-2016.pdf