Juraszek, K., Z. Kalisz, J. Krzyżaniak, M. Kucharczuk, and B. Molska. “Dietary Catering and Its Effectiveness Combined With Physical Exercise”. Journal of Education, Health and Sport, vol. 9, no. 8, Aug. 2019, pp. 138-52, https://apcz.umk.pl/JEHS/article/view/7266.