[1]
Sehovic, E., Knechtle, B., Rüst, C.A. and Rosemann, T. 2013. 12-hour ultra-marathons: Increasing worldwide participation and dominance of Europeans. Journal of Human Sport and Exercise. 8, 4 (Dec. 2013), 932–953. DOI:https://doi.org/10.4100/jhse.2013.84.05.