TY - JOUR AU - V. A. Fedorin TI - On narrow-gap electron spectra of semiconductors two-band model with electron-phonon interaction JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1978 SP - 265 EP - 273 VL - 37 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1978_37_2_a10/ LA - ru ID - TMF_1978_37_2_a10 ER -