TY - JOUR AU - A. A. Gainetdinova TI - Integration of systems of ordinary differential equations with a small parameter which admit approximate Lie algebras JO - Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki PY - 2018 SP - 143 EP - 160 VL - 28 IS - 2 UR - http://geodesic.mathdoc.fr/item/VUU_2018_28_2_a1/ LA - ru ID - VUU_2018_28_2_a1 ER -