Djordjevic Katarina S (2021) Asymptotic Formulas for q-Regularly Varying Solutions of Half-Linear q-Difference Equations, ELECTRONIC JOURNAL OF DIFFERENTIAL EQUATIONS, vol. , br. , str. - (Article) 

Djordjevic Katarina S,Manojlovic Jelena V (2021) q-regular variation and the existence of solutions of half-linear q-difference equation, MATHEMATICAL METHODS IN THE APPLIED SCIENCES, vol. 44, br. 17, str. 12673-12687 (Article) 

Djordjevic Katarina S,Manojlovic Jelena V (2019) Existence and Asymptotic Behavior of Intermediate Type of Positive Solutions of Fourth-Order Nonlinear Differential Equations, FILOMAT, vol. 33, br. 13, str. 4185-4211 (Article)