Sada, K. (1975). Early and middle Pennsylvanian Fusulinacea from Akiyoshi. 広島大学総合科学部紀要. IV, 理系編 - Memoirs of the Faculty of Integrated Arts and Sciences, Hiroshima University. IV, Science reports, Studies in Environmental Sciences. 1: 1-29.
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Sada, K.
1975
Early and middle Pennsylvanian Fusulinacea from Akiyoshi.
広島大学総合科学部紀要. IV, 理系編 - Memoirs of the Faculty of Integrated Arts and Sciences, Hiroshima University. IV, Science reports, Studies in Environmental Sciences