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@article{MV_1967_19_3_a17, author = {A. U\v{s}an}, title = {Nekotorye zame\v{c}ania o klikah i obobshchenie na n-arnye polukliki}, journal = {Matemati\v{c}ki vesnik}, pages = {307 }, publisher = {mathdoc}, volume = {19}, number = {3}, year = {1967}, url = {http://geodesic.mathdoc.fr/item/MV_1967_19_3_a17/} }
A. Ušan. Nekotorye zamečania o klikah i obobshchenie na n-arnye polukliki. Matematički vesnik, Tome 19 (1967) no. 3, p. 307 . http://geodesic.mathdoc.fr/item/MV_1967_19_3_a17/