Chiyonobu, Shun; Sato, Tokiyuki; Narikiyo, Reika; Yamasaki, Makoto (2006): Floral changes in calcareous nannofossils and their paleoceanographic significance in the Equatorial Pacific Ocean during the last 500,000 years. Blackwell Scientific, Carlton, Victoria, Australia, In: Iryu, Yasufumi (prefacer), The COREF Project; coral reef front migration in the Ryukyu Islands, 15 (4), 476-482, georefid:2009-007361