Naafs, B. David A.; Stein, Ruediger; Hefter, Jens; Khelifi, Nabil; de Schepper, Stijn; Haug, Gerald H. (2010): Late Pliocene changes in the North Atlantic Current. Elsevier, Amsterdam, Netherlands, Earth and Planetary Science Letters, 298 (3-4), 434-442, georefid:2011-012258