Bernasconi, Stefano M.; Pika-Biolzi, Milena (2000): A stable isotope study of multiple species of planktonic Foraminifera across sapropels of the Tyrrhenian Sea, ODP Site 974. Elsevier, Amsterdam, Netherlands, In: Cita, Maria Bianca (editor), McKenzie, Judith A. (editor), Mediterranean sapropels; observations, interpretations and models, 158 (3-4), 281-292, georefid:2000-045804