Gašparović M., Petrić V., Štemberger V., Rakovac M., in Blažević I. „Cardiorespiratory Fitness in Primary Education Pupils“. Revija Za Elementarno izobraževanje, Let. 10, št. 4, december 2017., str. 417-26, https://old.journals.um.si/index.php/education/article/view/308.