Em dang nghien cuu ve Virtual Reality. Em thay co quyen sach kinh dien ten "Late Night VRML 2.0 with Java" nhung khong co tai khoan tren ACM. Nho cac bac co tai khoan tren download gium em. Em cam on rat nhieu
Day la link cua quyen sach http://portal.acm.org/citation.cfm?id=549056
Vo Duy Khoi
