Middle Miocene to Quaternary Diatom Biostratigraphy in the Nankai Trough and Japan Trench, and Modified Lower Miocene through Quaternary Diatom Zones for Middle-to-High Latitudes of the North Pacific 論文集所収 Fumio Akiba ·1986-02-01 ·『U.S. Government Printing Office eBooks』 doi:10.2973/dsdp.proc.87.106.1986