Schmiedl, Gerhard; Mackensen, Andreas (1997): Late Quaternary paleoproductivity and deep water circulation in the eastern South Altantic Ocean: Evidence from benthic foraminifera. Palaeogeography, Palaeoclimatology, Palaeoecology, 130(1-4), 43-80, doi:10.1016/S0031-0182(96)00137-X