Kamikuri, Shin-ichi; Nishi, Hiroshi; Moore, Theodore C.; Nigrini, Catherine A.; Motoyama, Isao (2005): Radiolarian faunal turnover across the Oligocene/Miocene boundary in the Equatorial Pacific Ocean. Elsevier, Amsterdam, Netherlands, Marine Micropaleontology, 57 (3-4), 74-96, georefid:2006-007531