Müller, Peter J; Cepek, Martin; Ruhland, Götz; Schneider, Ralph R (1997): Coccolith abundence from sediment core GeoB1028-5. PANGAEA, https://doi.org/10.1594/PANGAEA.54787, In supplement to: Müller, PJ et al. (1997): Alkenone and coccolithophorid species changes in late Quaternary sediments from the Walvis Ridge: Implications for the alkenone paleotemperature method. Palaeogeography, Palaeoclimatology, Palaeoecology, 135(1-4), 71-96, https://doi.org/10.1016/S0031-0182(97)00018-7