1. Bureau of Labor Statistics, 2009. Monthly Labor Review, vol. 132(11), November, 2009. (accessed 01.08.12).
2. Prediction of slips: an evaluation of utilized coefficient of friction and available slip resistance;Burnfield;Ergonomics,2006
3. Cham, R., Redfern, M.S., 2000. Slip potentials during load carrying. In: Proceedings of the 24th Annual Meeting of the American Society of Biomechanics, July 19–22. University of Illinois at Chicago, Chicago, Illinois, American Society of Biomechanics, pp. 77–78. .
4. A statistical model to estimate the probability of slip and fall incidents;Chang;Safety Science,2004
5. A methodology to quantify the stochastic distribution of friction coefficient required for level walking;Chang;Applied Ergonomics,2008