Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Shin Jeong-Ho and Komada Satoshi and Ishida Muneaki and Hori Takamasa,Hybrid Position/Force Control of Direct Drive Robots by Disturbance Observer in Task Coordinate Space.,IEEJ Transactions on Industry Applications,09136339,The Institute of Electrical Engineers of Japan,1992,112,12,1235-1242,https://cir.nii.ac.jp/crid/1390001204655251072,https://doi.org/10.1541/ieejias.112.1235