TY - JOUR AU - E. V. Troitskii TI - Two examples related to the twisted Burnside--Frobenius theory for infinitely generated groups JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2016 SP - 219 EP - 227 VL - 21 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_2016_21_5_a10/ LA - ru ID - FPM_2016_21_5_a10 ER -