Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SUGAKI Asahiko and UENO Hirotomo and HAYASHI Kenichiro,Sulfur Isotope Reconnaissance of Bolivian Hydrothermal Deposits,Mining Geology,0026-5209,The Society of Resource Geology,1990,40,223,299-312,https://cir.nii.ac.jp/crid/1390001206524957312,https://doi.org/10.11456/shigenchishitsu1951.40.299