Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) IKEDA Shusaku and KUBOTA Yasuhiko and NAGAMATSU Takehiko,The Exploration of the Shimokawa Mine,Mining Geology,0026-5209,The Society of Resource Geology,1971,21,106,104-118,https://cir.nii.ac.jp/crid/1390282681502814592,https://doi.org/10.11456/shigenchishitsu1951.21.104