Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KAWATA Yukio,2. Structural Parts(Recent Progress of General Crane Structure),Journal of the Society of Mechanical Engineers,00214728,The Japan Society of Mechanical Engineers,1962,65,518,334-340,https://cir.nii.ac.jp/crid/1390001205916290816,https://doi.org/10.1299/jsmemag.65.518_334