Nishimura, Akira; Rodolfo, K.; Gill, J. B.; Fujioka, K. (1990): Pliocene-Pleistocene massive pumice deposits in the Sumisu Rift area, Izu-Bonin region, ODP Leg 126. American Association of Petroleum Geologists, Tulsa, OK, United States, In: Anonymous, Fifth Circum-Pacific energy and mineral resources conference; abstracts, 74 (6), 995, georefid:1991-023440