Burton, Kevin W.; Gannoun, Abdelmouhcine; Parkinson, Ian J. (2010): Climate driven glacial-interglacial variations in the osmium isotope composition of seawater recorded by planktic Foraminifera. Elsevier, Amsterdam, Netherlands, Earth and Planetary Science Letters, 295 (1-2), 58-68, georefid:2010-074874