Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Oyama Jun and Takada Ryuji and Higuchi Tsuyoshi and Abe Takashi and Yamada Eiji,Control of a Direct-Drive Arm Using Novel Repetitive Control.,IEEJ Transactions on Industry Applications,09136339,The Institute of Electrical Engineers of Japan,1993,113,8,961-969,https://cir.nii.ac.jp/crid/1390282679632199296,https://doi.org/10.1541/ieejias.113.961