著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "National Research Council of Canada. Associate Committee on Soil and Snow Mechanics and Klein, George J. and Pearce, D. C. and Gold, L. W.",Method of measuring the significant characteristics of a snow-cover,,National Research Council of Canada,1950,Technical memorandum,,,,https://cir.nii.ac.jp/crid/1130000796649058560