TY - JOUR AU - È. I. Kosoglyad TI - On the stability of the motion of a~symmetric rigid body on the Lobachevskii plane JO - Trudy Geometricheskogo Seminara PY - 1971 SP - 47 EP - 56 VL - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUTGS_1971_6_a5/ LA - ru ID - KUTGS_1971_6_a5 ER -