Prell, W. L.; Gardner, J. V.; Adelseck, C.; Blechschmidt, G.; Fleet, A. J.; Keigwin, L. D., Jr.; Kent, D.; Ledbetter, M. T.; Mann, U.; Mayer, L.; Reidel, W. R.; Sancetta, C.; Spariosu, D.; Zimmerman, H. B. (1980): Hydraulic piston coring of late Neogene and Quaternary sections in the Caribbean and equatorial Pacific; preliminary results of Deep Sea Drilling Project Leg 68. Geological Society of America (GSA), Boulder, CO, United States, Geological Society of America Bulletin, 91 (7), 433-444, georefid:1980-043133