Mitrović , Nebojša, and Dalibor Stević. “THE DIFFERENCES IN THE STATUS OF THE ARCH OF THE FOOT BETWEEN GIRLS AND BOYS OF PRESCHOOL AGE FROM BIJELJINA”. Nova škola, vol. 12, no. 1, Dec. 2017, pp. 46-53, https://novaskola.pfb.ues.rs.ba/index.php/ns/article/view/680.