Proceedings of the 4th DAAAM International Conference on Advanced Technologies for Developing Countries, September 21 -24, 2005, Slavonski Brod : on the occasion of 30th anniversary of Josip Juraj Strossmayer University of Osijek - Kljajin, Milan; Katalinić, Branko; Budić, Ivan, inženjer strojarstva; Budić, Hrvoje; Andrlić, Berislav; Grizelj, Branko; Kenter, Muhlis I.; Popović, Robert; Jović, Pavo; Jukić, Antun; Jukić, Irena, inženjerka strojarstva; Math, Miljenko; et al. (Josip Juraj Strossmayer University ; Mechanical Engineering Faculty ; DAAAM International, 2005)