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@article{NM_2007_LII_4_a1, author = {Marko Obradovi\'c and Ljubica Pofuk}, title = {Problemska nastava}, journal = {Nastava matematike}, pages = {12 }, publisher = {mathdoc}, volume = {LII}, number = {4}, year = {2007}, language = {en}, url = {http://geodesic.mathdoc.fr/item/NM_2007_LII_4_a1/} }
Marko Obradović; Ljubica Pofuk. Problemska nastava. Nastava matematike, LII (2007) no. 4, p. 12 . http://geodesic.mathdoc.fr/item/NM_2007_LII_4_a1/