TY - JOUR A1 - Henderiks, J. A1 - Rickaby, R. E. M. T1 - Algal constraints on the Cenozoic history of atmospheric CO2? JO - Biogeosciences Discuss. J1 - BGD VL - 4 IS - 1 SP - 1 EP - 11 Y1 - 2007/01/16 PB - Copernicus Publications SN - 1810-6277 UR - http://www.biogeosciences-discuss.net/4/1/2007/ L1 - http://www.biogeosciences-discuss.net/4/1/2007/bgd-4-1-2007.pdf ER -