1. American national standard for human factors engineering of Visual Display Terminal workstation (Standard No. ANSI/HFS 100–1988). (1988). Santa Monica, CA, USA: Human Factors Society.
2. American National Standards Institute (ANSI). (1988). Visual Display Terminal workstation guidelines. Santa Monica, CA, USA: Human Factors Society.
3. Corlett, E.N. (1983). Analysis and evaluation of working posture (pp. 1–18). In T.O. Kvålseth (Ed.), Ergonomics of workstation design. London, UK: Butterworths.
4. Grandjean, E. (1988). Fitting the task to the man(4th ed.). Philadelphia, PA, USA: Taylor & Francis.
5. Kasman, G.S., Cram, J.R. & Wolf, S.L. (1998). Clinical applications in surface electro- myography: Chronic musculoskeletal pain. Galthersburg, MD, USA: Aspen Publications.