Mirzaei, B., D. G. Curby, I. Barbas, and N. Lotfi. “Anthropometric and Physical Fitness Traits of Four-Time World Greco-Roman Wrestling Champion in Relation to National Norms: A Case Study”. Journal of Human Sport and Exercise, vol. 6, no. 2, June 2011, pp. 406-13, doi:10.4100/jhse.2011.62.21.