A survey of 3d interaction techniques

Hand, C. 1997. A survey of 3d interaction techniques. Comput. Graphics Forum 16, 5, 269–282. ISO. 2000. ISO 9241-9:2000. Ergonomic requirements for office work with visual display terminals (VDTs)– Part 9: Requirements for non-keyboard input devices. International Organization for Standardization.

1997