TY - JOUR AU - M. V. Shamolin TI - Cases of integrability corresponding to the pendulum motion on the plane JO - Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ PY - 2015 SP - 91 EP - 113 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGU_2015_10_a7/ LA - ru ID - VSGU_2015_10_a7 ER -