1. Quantifying workload in neck, shoulders and wrist in female dentists;Åkesson;International Archives of Occupational and Environmental Health,1997
2. Asterland, P., Hansson, G.-Å., Kellerman, M., 1996. New data logger system for work load measurements—based on PCMCIA memory cards. 25th International Congress on Occupational Health, Proceedings of the Part I, Stockholm, Sweden, p. 273.
3. Bernard, B.P. (Ed.), 1997. Musculoskeletal Disorders and Workplace Factors: a Critical Review of Epidemiological Evidence for Work-related Musculoskeletal Disorders of the Neck, Upper Extremity, and Low Back. DHHS (NIOSH), publication no. 97-141.
4. Psycho-physical bases of perceived exertion;Borg;Medicine and Science in Sports and Exercise,1982
5. Kitting versus line stocking;Bozer;International Journal of Production Economics,1992