@article{TMF_2006_149_1_a8,
     author = {M. E. Palistrant and V. A. Ursu},
     title = {Two-band superconductivity theory beyond {the~Migdal} theorem},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {111--126},
     publisher = {mathdoc},
     volume = {149},
     number = {1},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2006_149_1_a8/}
}