Tae-Heon Yang Hyungki Son Sang Kyu Byeon Hyunjae Gil Inwook Hwang Gwanghyun Jo Seungmoon Choi Sang-Youn Kim Jin Ryong Kim Magnetorheological Fluid Haptic Shoes for Walking in VR. 83-94 2021 14 IEEE Trans. Haptics 1 https://doi.org/10.1109/TOH.2020.3017099 https://www.wikidata.org/entity/Q98507773 db/journals/toh/toh14.html#YangSBGHJCKK21