TY - JOUR AU - V. N. Rodionov AU - A. M. Mandel AU - G. A. Kravtsova TI - Restriction of the~fermion mass spectrum in $PT$-symmetric systems and its implications for studying dark matter JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2019 SP - 473 EP - 488 VL - 198 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_2019_198_3_a5/ LA - ru ID - TMF_2019_198_3_a5 ER -