Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1997_352_2_a2, author = {V. A. Gurvich}, title = {Criteria for the nonemptiness of dual cores}, journal = {Doklady Akademii Nauk}, pages = {159--162}, publisher = {mathdoc}, volume = {352}, number = {2}, year = {1997}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1997_352_2_a2/} }
V. A. Gurvich. Criteria for the nonemptiness of dual cores. Doklady Akademii Nauk, Tome 352 (1997) no. 2, pp. 159-162. http://geodesic.mathdoc.fr/item/DAN_1997_352_2_a2/