Sylejmani, Blerim, Nazim Myrtaj, Arben Maliqi, Seryozha Gontarev, Georgi Georgiev, and Ruzdija Kalac. “Physical Fitness in Children and Adolescents in Rural and Urban Areas”. Journal of Human Sport and Exercise 14, no. 4 (December 2, 2019): 866–875. Accessed April 26, 2024. https://www.jhse.ua.es/article/view/2019-v14-n4-physical-fitness-children-adolescents-rural-urban-ar.