Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 和田 勇,電子線による密度測定法,The Journal of the Japan Society of Aeronautical Engineering,00214663,THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES,1963,11,117,320-324,https://cir.nii.ac.jp/crid/1390001205369591424,https://doi.org/10.2322/jjsass1953.11.320