Dunsworth, M. J.; Doyle, P. S.; Riedel, W. R. (1975): Ichthyoliths from some NW Pacific sediments, DSDP Leg 32. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, Initial Reports of the Deep Sea Drilling Project, 32 (Hakodate, Japan to Honolulu, Hawaii, Aug.-Oct., 1973), 853-863, georefid:1976-009742