Convergence of iterates with errors of uniformly quasi-Lipschitzian mappings in cone metric spaces Dušan Đukić; Ljiljana Paunović; Stojan Radenović — 2011 Kragujevac Journal of Mathematics
Nejednakosti Karamate, Šura i Mjurheda i neke njihove primene Zoran Kadelburg; Dušan Đukić; Milivoje Lukić — 2005 Nastava Matematike
Inequalities of Karamata, Schur and Muirhead, and some applications Zoran Kadelburg; Dušan Đukić; Milivoje Lukić; Ivan Matić — 2005 The Teaching of Mathematics