Schneider R.R, Muller P.J, Schlunz B., Segl M., Showers W.J, Wefer, G..  1997.  Late Quaternary Western Atlantic Paleoceanography and terrigenous sedimentation on the Amazon Fan: a view from delta d180 and d13C of planktonic foraminifera and bulk organic matter d13C. Proceedings of the Ocean Drilling Program: Scientific Results. 155