Miho Kobayashi Kei Utsugi Masami Yamasaki Haruo Takeda Distance Learning of Chang'an in an Immersive Environment. 2003 conf/icat/2003 ICAT http://www.vrsj.org/ic-at/ICAT2003/php/upload/104_camera_4e778297be0ad40e2b0101c0b5ac448e.pdf db/conf/icat/icat2003.html#KobayashiUYT03