Ewing, W. Maurice; Worzel, J. Lamar; Beall, Arthur O.; Berggren, William A.; Bukry, J. David; Burk, Creighton A.; Fischer, Alfred G.; Pessagno, Emile A., Jr. (1969): Site 4. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Ewing, W. Maurice, Worzel, J. Lamar, Beall, Arthur O., Berggren, William A., Bukry, J. David, Burk, Creighton A., Fischer, Alfred G., Pessagno, Emile A., Jr., Initial reports of the Deep Sea Drilling Project, covering Leg I of the cruises of the drilling vessel "Glomar Challenger", Orange, Texas to Hoboken, N.J., August-September 1968, 1, 179-213, georefid:1983-030909