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Showers W.J, Schneider R., Mikkelsen N., Maslin M..  1997.  Isotopic stratigraphy of Amazon Fan sediments. Proceedings of the Ocean Drilling Program: Scientific Results. 155

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

Showers W.J, Genna B., Price P..  1995.  Amazon continental margin high resolution records of the penultimate interglacial. Eos, Transactions, American Geophysical Union. 76(17):174.