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@article{MV_1967_19_3_a16, author = {B. Marti\'c}, title = {On an incomparability relation}, journal = {Matemati\v{c}ki vesnik}, pages = {304 }, publisher = {mathdoc}, volume = {19}, number = {3}, year = {1967}, url = {http://geodesic.mathdoc.fr/item/MV_1967_19_3_a16/} }
B. Martić. On an incomparability relation. Matematički vesnik, Tome 19 (1967) no. 3, p. 304 . http://geodesic.mathdoc.fr/item/MV_1967_19_3_a16/