Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1975_224_2_a8, author = {R. G. Nigmatullin}, title = {Complexity of approximate solution of combinatorial problems}, journal = {Doklady Akademii Nauk}, pages = {289--292}, publisher = {mathdoc}, volume = {224}, number = {2}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1975_224_2_a8/} }
R. G. Nigmatullin. Complexity of approximate solution of combinatorial problems. Doklady Akademii Nauk, Tome 224 (1975) no. 2, pp. 289-292. http://geodesic.mathdoc.fr/item/DAN_1975_224_2_a8/