@article{TMF_1978_37_2_a10,
     author = {V. A. Fedorin},
     title = {On narrow-gap electron spectra of semiconductors two-band model with electron-phonon interaction},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {265--273},
     publisher = {mathdoc},
     volume = {37},
     number = {2},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1978_37_2_a10/}
}