著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) ZHENG Y. F.,Force optimization in redundantly actuated closed kinematic chains,"Proc. IEEE Conf. on Robotics and Automation, 1989",,,1989,,,344-349,https://cir.nii.ac.jp/crid/1570291225187322880,