91 隠岐島前西ノ島の中新統
91 The Miocene series in Nishinoshima Island, Oki Islands, west Japan

Seiki Yamauchi, Dozen Research Group.
1997 Annual Meeting of the Geological Society of Japan  
doi:10.14863/geosocabst.1997.0_148_2 fatcat:nz42sreihrdgnc7xb5z3g2y2km