Mollenhauer G, Eglinton TI, Ohkouchi N, Schneider RR, Muller PJ, Grootes PM, Rullkotter J.  2003.  Asynchronous alkenone and foraminifera records from the Benguela Upwelling System. Geochimica et Cosmochimica Acta. 67(12):2157-2171.

Mollenhauer G, Eglinton TI, Ohkouchi N, Grootes PM, Muller PJ, Rullkotter J, Schneider RR.  2002.  Radiocarbon dating of alkenones in sediments from the Namibian continental margin. European Geophysical Society, XXVII General Assembly. 

Nadeau M-J, Grootes PM, Voelker A, Bruhn F, Duhr A, Oriwall A.  2001.  Carbonate 14C Background: Does it have Multiple Personalities? Radiocarbon. 43(2A):169-176.