TY - JOUR AU - G. T. Mozhdzher TI - The first integrals of the fifth order nonlinear differential equations JO - Problemy fiziki, matematiki i tehniki PY - 2014 SP - 63 EP - 68 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PFMT_2014_1_a10/ LA - ru ID - PFMT_2014_1_a10 ER -