1. Nenad Đ. Zrnić, “INFLUENCE OF TROLLEY MOTION TO DYNAMIC BEHAVIOUR OF SHIP-TO-SHORE CONTAINER CRANES”, Doctoral dissertation, University of Belgrade, Faculty of Mechanical Engineering, Belgrade, (Serbia), (2005).;
2. Slobodan B. Tošić, “Dinamičko ponašanje mosnih kranova, u zavisnosti od krutosti pojedinih mehanizama i delova noseće konstrukcije”, Doctoral dissertation, University of Belgrade, Faculty of Mechanical Engineering, Belgrade, (Serbia), (1989).;
3. Vlada M. Gašić, “ Dynamic interaction between the structure and the trolley of high performance gantry cranes”, Doctoral dissertation, University of Belgrade, Faculty of Mechanical Engineering, Belgrade, (Serbia), (2012);
4. N. Zrnić, V. Gašić, A. Obradović, S. Bošnjak, “Appropriate modeling of dynamic behavior of quayside container cranes boom under a moving trolley”, Springer Proceedings in Physics 139, Vibration problems ICOVP 2011, pp. 81-86, 2011, Springer.;
5. V. Gašić, N. Zrnić, M. Rakin, “Consideration of a moving mass effect on dynamic behaviour of a jib crane structure”, Technical Gazette, 19, 1(2012), pp. 115-121.;