Knechtle, B., Knechtle, P., & Lepers, R. (2011). Participation and performance trends in ultra-triathlons from 1985 to 2009. Scandinavian Journal of Medicine & Science in Sports (John Wiley & Sons, Inc.), 21(6), e82. https://doi.org/10.1111/j.1600-0838.2010.01160.x
Chicago Style (17th ed.) CitationKnechtle, B., P. Knechtle, and R. Lepers. "Participation and Performance Trends in Ultra-triathlons from 1985 to 2009." Scandinavian Journal of Medicine & Science in Sports (John Wiley & Sons, Inc.) 21, no. 6 (2011): e82. https://doi.org/10.1111/j.1600-0838.2010.01160.x.
MLA (9th ed.) CitationKnechtle, B., et al. "Participation and Performance Trends in Ultra-triathlons from 1985 to 2009." Scandinavian Journal of Medicine & Science in Sports (John Wiley & Sons, Inc.), vol. 21, no. 6, 2011, p. e82, https://doi.org/10.1111/j.1600-0838.2010.01160.x.