URL,博士論文名,著者名,学位授与大学名,学位授与年,学位授与番号,取得学位名,DOI,URL(DOI) https://cir.nii.ac.jp/crid/1920020909685481344,"Fundamental study on processing of tin ore of the Huanuni ore deposit, Bolivia","Arce, Osvaldo",東北大学,1992,乙第5796号,工学博士,10.11501/3088357,https://doi.org/10.11501/3088357