TY - JOUR AU - L. N. Romakina TI - Inversion with respect to an elliptic cycle of a hyperbolicplane of positive curvature JO - Trudy Instituta matematiki PY - 2019 SP - 60 EP - 78 VL - 27 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMB_2019_27_1_a7/ LA - ru ID - TIMB_2019_27_1_a7 ER -