TY - JOUR AU - M. V. Shamolin TI - Some tensor invariants of geodesic, potential, and dissipative systems with four degrees of freedom JO - Čebyševskij sbornik PY - 2023 SP - 190 EP - 211 VL - 24 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHEB_2023_24_3_a9/ LA - ru ID - CHEB_2023_24_3_a9 ER -