@article{PIM_2013_N_S_93_107_a6,
     author = {Aleksandar Savi\'c and Jozef Kratica and Vladimir Filipovi\'c},
     title = {A {New} {Nonlinear} {Model} for the {Two-Dimensional} {Packing} {Problem}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {95 },
     publisher = {mathdoc},
     volume = {_N_S_93},
     number = {107},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_2013_N_S_93_107_a6/}
}