M. Gašparović, V. Petrić, V. Štemberger, M. Rakovac, and I. Blažević, “Cardiorespiratory Fitness in Primary Education Pupils: the Association with Anthropometric Characteristics”, REI, vol. 10, no. 4, pp. 417–426, Dec. 2017, Accessed: Nov. 08, 2025. [Online]. Available: https://old.journals.um.si/index.php/education/article/view/308