Ignasiak, Zofia, Teresa Sławińska, and Robert M. Malina. “Short Term Secular Change in Body Size and Physical Fitness of Youth 7–15 Years in Southwestern Poland: 2001–2002 and 2010–2011”. Anthropological Review 79, no. 3 (September 30, 2016): 311–329. Accessed April 26, 2024. https://czasopisma.uni.lodz.pl/ar/article/view/11596.