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@article{MV_1966_18_3_a6, author = {P. L. Ivanescu}, title = {Researches of the transportation problem}, journal = {Matemati\v{c}ki vesnik}, pages = {187 }, publisher = {mathdoc}, volume = {18}, number = {3}, year = {1966}, url = {http://geodesic.mathdoc.fr/item/MV_1966_18_3_a6/} }
P. L. Ivanescu. Researches of the transportation problem. Matematički vesnik, Tome 18 (1966) no. 3, p. 187 . http://geodesic.mathdoc.fr/item/MV_1966_18_3_a6/