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@article{MV_1971_23_1_a6, author = {R. Daci\'c}, title = {Solution of a {G.} {Kurepa's} problem}, journal = {Matemati\v{c}ki vesnik}, pages = {41 }, publisher = {mathdoc}, volume = {23}, number = {1}, year = {1971}, url = {http://geodesic.mathdoc.fr/item/MV_1971_23_1_a6/} }
R. Dacić. Solution of a G. Kurepa's problem. Matematički vesnik, Tome 23 (1971) no. 1, p. 41 . http://geodesic.mathdoc.fr/item/MV_1971_23_1_a6/