Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL "Rock Mechanics Symposium and Sikarskie, D. L. and American Society of Mechanical Engineers. Winter Meeting and American Society of Mechanical Engineers. Applied Mechanics Division",Rock Mechanics Symposium,,American Society of Mechanical Engineers,1973,AMD,,,,https://cir.nii.ac.jp/crid/1130000796871570304