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@article{MZM_1989_46_3_a14, author = {R. A. Airapetyan}, title = {A generalization of the {Kneser} theorem on an embedded edge}, journal = {Matemati\v{c}eskie zametki}, pages = {114--116}, publisher = {mathdoc}, volume = {46}, number = {3}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1989_46_3_a14/} }
R. A. Airapetyan. A generalization of the Kneser theorem on an embedded edge. Matematičeskie zametki, Tome 46 (1989) no. 3, pp. 114-116. http://geodesic.mathdoc.fr/item/MZM_1989_46_3_a14/