TY - JOUR AU - V. G. Skatetsky TI - Integration in finite form of certain systems of ordinary second order differential equations JO - Differencialʹnye uravneniâ PY - 1967 SP - 857 EP - 861 VL - 3 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1967_3_5_a16/ LA - ru ID - DE_1967_3_5_a16 ER -