i-ball 2: An Interaction Platform with a Crystal-Ball-Like Display for Multiple Users.

Keita Ushida Hiroshi Harashima Jun Ishikawa i-ball 2: An Interaction Platform with a Crystal-Ball-Like Display for Multiple Users. 2003 conf/icat/2003 ICAT http://www.vrsj.org/ic-at/ICAT2003/php/upload/101_camera_605b801b6c9f559cf30f2b7750112a77.pdf db/conf/icat/icat2003.html#UshidaHI03