TY - JOUR AU - N. V. Kovalev TI - Straightforward expansion of non-autonomous integrals for quasi-conservative systems with one degree of freedom JO - Žurnal Srednevolžskogo matematičeskogo obŝestva PY - 2016 SP - 32 EP - 40 VL - 18 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SVMO_2016_18_3_a2/ LA - ru ID - SVMO_2016_18_3_a2 ER -