N.  Mikkelsen, Maslin, M., Firaudeau, J., and Showers, W. J., ?Biostratigraphy and sedimentation rates of the Amazon Deep Sea Fan?, Proceedings of the Ocean Drilling Program: Scientific Results, vol. 155, 1997.

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

R. R.  Schneider, Muller, P. J., Schlunz, B., Segl, M., Showers, W. J., and Wefer, G., ?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, vol. 155, 1997.

W. J.  Showers, Genna, B., and Price, P., ?Amazon continental margin high resolution records of the penultimate interglacial?, Eos, Transactions, American Geophysical Union, vol. 76, no. 17, p. 174, 1995.