著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Ogasawara,BX CCBO in-situ stress measurements at earthquake prone areas in South African gold mines –a summary of mini-workshop on 13 Feb 2014,,,,2014,,,14,https://cir.nii.ac.jp/crid/1373946555464020876,