Resiwati, Purtyasti (1991): Upper Cretaceous calcareous nannofossils from Broken Ridge and Ninetyeast Ridge, Indian Ocean. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Peirce, John W., Weissel, Jeffrey K., Taylor, Elliott, Dehn, Jonathan, Driscoll, Neal W., Farrell, John W., Fourtanier, Elisabeth, Frey, Frederick A., Gamson, Paul D., Gee, Jeffrey S., Gibson, Ian L., Janecek, Thomas R., Klootwijk, Christian T., Lawrence, James R., Littke, Ralf, Newman, Jerry S., Nomura, Ritsuo, Owen, Robert M., Pospichal, James J., Rea, David K., Resiwati, Purtyasti, Saunders, Andrew D., Smit, Jan, Smith, Guy M., Tamaki, Kensaku, Weis, Dominique, Wilkinson, Craig, Dearmont, Lona Haskins (editor), Mazzullo, Elsa Kapitan (editor), Stewart, Norman J. (editor), Proceedings of the Ocean Drilling Program, Broken Ridge and Ninetyeast Ridge; covering Leg 121 of the cruises of the drilling vessel JOIDES Resolution, Fremantle, Australia, to Port of Singapore, Singapore, sites 752-758, 30 April to 28 June 1988, 121, 141-170, georefid:1992-016649