SEHOVIC, E.; KNECHTLE, B.; RÜST, C. A.; ROSEMANN, T. 12-hour ultra-marathons: Increasing worldwide participation and dominance of Europeans. Journal of Human Sport and Exercise, [S. l.], v. 8, n. 4, p. 932–953, 2013. DOI: 10.4100/jhse.2013.84.05. Disponível em: https://www.jhse.ua.es/article/view/2013-v8-n4-12-hour-ultra-marathons-increasing-worldwide-particip. Acesso em: 2 may. 2024.