TY - JOUR AU - S. V. Gonchenko AU - M. S. Gonchenko AU - I. O. Sinitsky TI - On mixed dynamics of~two-dimensional reversible diffeomorphisms with symmetric non-transversal heteroclinic cycles JO - Izvestiya. Mathematics PY - 2020 SP - 23 EP - 51 VL - 84 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_2020_84_1_a2/ LA - en ID - IM2_2020_84_1_a2 ER -