TY - JOUR AU - A. T. Fomenko AU - V. V. Vedyushkina TI - Billiards and integrability in geometry and physics. New scope and new potential JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2019 SP - 15 EP - 25 IS - 3 UR - http://geodesic.mathdoc.fr/item/VMUMM_2019_3_a2/ LA - ru ID - VMUMM_2019_3_a2 ER -