TY - JOUR AU - V. V. Vedyushkina AU - V. A. Kibkalo AU - A. T. Fomenko TI - Topological modeling of integrable systems by billiards: realization of numerical invariants JO - Doklady Rossijskoj akademii nauk. Matematika, informatika, processy upravleniâ PY - 2020 SP - 9 EP - 12 VL - 493 UR - http://geodesic.mathdoc.fr/item/DANMA_2020_493_a1/ LA - ru ID - DANMA_2020_493_a1 ER -