紀伊半島西部四万十地帯にみられる鉄・マンガンに富んだ堆積岩
Discovery of Ferromanganese Sediments in the Shimanto Terrane, in Western Kii Peninsula, Southwest Japan

Shuichi YANAI
1983 Bulletin of the Volcanological Society of Japan  
doi:10.18940/kazanc.28.2_117 fatcat:defjc6ocf5dvbaq5qhkhnzfjpm