TY - JOUR AU - A. A. Arkhangel'skii TI - Completely integrable Hamiltonian systems on a~group of triangular matrices JO - Sbornik. Mathematics PY - 1980 SP - 127 EP - 134 VL - 36 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1980_36_1_a8/ LA - en ID - SM_1980_36_1_a8 ER -