TY - JOUR AU - Yu. M. Smirnov TI - Sets of $H$-fixed points are absolute extensors JO - Sbornik. Mathematics PY - 1975 SP - 85 EP - 92 VL - 27 IS - 1 UR - http://geodesic.mathdoc.fr/item/SM_1975_27_1_a6/ LA - en ID - SM_1975_27_1_a6 ER -