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@article{IVM_1988_12_a9, author = {G. V. Davydov and I. M. Davydova}, title = {A flow interpretation of $NP$-complete problems}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {59--62}, publisher = {mathdoc}, number = {12}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1988_12_a9/} }
G. V. Davydov; I. M. Davydova. A flow interpretation of $NP$-complete problems. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 12 (1988), pp. 59-62. http://geodesic.mathdoc.fr/item/IVM_1988_12_a9/