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@article{NM_2005_L_4_a4, author = {Vladimir Jankovi\'c}, title = {Kvadratne funkcije vi\v{s}e promenljivih}, journal = {Nastava matematike}, pages = {32 }, publisher = {mathdoc}, volume = {L}, number = {4}, year = {2005}, language = {en}, url = {http://geodesic.mathdoc.fr/item/NM_2005_L_4_a4/} }
Vladimir Janković. Kvadratne funkcije više promenljivih. Nastava matematike, L (2005) no. 4, p. 32 . http://geodesic.mathdoc.fr/item/NM_2005_L_4_a4/