Wefer, Gerold; Heinze, Peter; Suess, Erwin (1990): Stratigraphy and sedimentation rates from oxygen isotope composition, organic carbon content, and grain-size distribution at the Peru upwelling region; holes 680B and 686B. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Suess, Erwin, von Huene, Roland, Emeis, K. C., Bourgois, Jacques, Castaneda, Jose del C. Cruzado, De Wever, Patrick, Eglinton, Geoffrey, Garrison, Robert E., Greenberg, Matthew L., Paz, Elard Herrera, Hill, Philip R., Ibaraki, Masako, Kastner, Miriam, Kemp, Alan E. S., Kvenvolden, Keith A., Langridge, Robert, Lindsley-Griffin, Nancy, Marsters, Janice C., Martini, Erlend, McCabe, Robert, Ocola, Leonidas, Resig, Johanna M., Fernandez, Agapito Wilfredo Sanchez, Schrader, Hans Joachim, Thornburg, Todd M., Wefer, Gerold, Yamano, Makoto, Stewart, Sondra (editor), Proceedings of the Ocean Drilling Program, Peru continental margin; covering Leg 112 of the cruises of the Drilling Vessel JOIDES Resolution, Callao, Peru to Valparaiso, Chile, sites 679-688, 20 October 1986-25 December 1986, 112, 355-367, georefid:1991-057153