Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) S. Tokumoto and Y. Fujita and S. Hirai,Deformation modeling of viscoelastic objects for their shape control,Proceedings 1999 IEEE International Conference on Robotics and Automation (Cat. No.99CH36288C),,IEEE,2003-01-20,1,,767-772,https://cir.nii.ac.jp/crid/1360585447544119168,https://doi.org/10.1109/robot.1999.770067