Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 藤井 清光,ボーリング泥水に必要な性質とその調節,Journal of the Mining and Metallurgical Institute of Japan,03694194,The Mining and Materials Processing Institute of Japan,1959,75,849,187-189,https://cir.nii.ac.jp/crid/1390001205981400448,https://doi.org/10.2473/shigentosozai1953.75.849_187