TY - JOUR AU - V. I. Vozyakov AU - V. N. Popov TI - Functional approach to the investigation of collective exitations in uniform Fermi systems at $T=0$ JO - Zapiski Nauchnykh Seminarov POMI PY - 1983 SP - 28 EP - 33 VL - 131 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1983_131_a2/ LA - ru ID - ZNSL_1983_131_a2 ER -