Lyle, Annette Oliverez; Lyle, Mitchell W. (2002): Determination of biogenic opal in pelagic marine sediments; a simple method revisited. Texas A&M University, Ocean Drilling Program, College Station, TX, United States, In: Lyle, Mitchell W., Wilson, Paul A., Janecek, Thomas R., Backman, Jan, Busch, William H., Coxall, Helen K., Faul, Kristina, Gaillot, Philippe, Hovan, Steven A., Knoop, Peter, Kruse, Silke, Lanci, Luca, Lear, Caroline, Moore, Theodore C., Nigrini, Catherine A., Nishi, Hiroshi, Nomura, Ritsuo, Norris, Richard D., Palike, Heiko, Pares, Josep M., Quintin, Lacie, Raffi, Isabella, Rea, Brice R., Rea, David K., Steiger, Torsten H., Tripati, Aradhna, Vanden Berg, Michael D., Wade, Bridget, Chapman, Mary (editor), Proceedings of the Ocean Drilling Program, initial reports, Paleogene equatorial transect; covering Leg 199 of the cruises of the drilling vessel JOIDES Resolution; Honolulu, Hawaii, to Honolulu, Hawaii; sites 1215-1222; 23 October-16 December 2001, 199, georefid:2003-018346