Experimental Study of the Larger Ball’s Effect on the Feel at the Wrist joint during the ground stroke and at the Elbow Joint during the Service Stroke

Yoshihiko Kawazoe, Ryoso Tomosue, Tadashi Muramatsu,  Keiko Yoshinari, and Hitoshi Yanagi,
埼玉工業大学ハイテク・リサーチ・センター研究報告会講演論文集,pp.73 -76, (2001.7).