Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nakajima K.,Mechanical Stepless Adjustable-Speed Drives. (3),Journal of the Textile Machinary Society,1883-8715,The Textile Machinery Society of Japan,1958,11,5,348-355,https://cir.nii.ac.jp/crid/1390282680302708736,https://doi.org/10.4188/transjtmsj1948.11.348