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@article{MZM_1982_32_6_a3, author = {L. L. Dyukova}, title = {Conditions for the existence of a system of different set representatives}, journal = {Matemati\v{c}eskie zametki}, pages = {789--798}, publisher = {mathdoc}, volume = {32}, number = {6}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1982_32_6_a3/} }
L. L. Dyukova. Conditions for the existence of a system of different set representatives. Matematičeskie zametki, Tome 32 (1982) no. 6, pp. 789-798. http://geodesic.mathdoc.fr/item/MZM_1982_32_6_a3/