YUNG-JEN HSU2018-09-102018-09-102010http://doi.acm.org/10.1145/1836821.1836829http://scholars.lib.ntu.edu.tw/handle/123456789/358924Beyond the surface: 3D interactions for tabletop systemsconference paperhttp://doi.acm.org/10.1145/1836821.1836829