TY - JOUR AU - V. V. Kornyak TI - Subsystems of an isolated quantum system in finite quantum mechanics JO - Zapiski Nauchnykh Seminarov POMI PY - 2021 SP - 183 EP - 202 VL - 507 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2021_507_a10/ LA - ru ID - ZNSL_2021_507_a10 ER -