%0 Journal Article %A G. T. Mozhdzher %T The first integrals of the fifth order nonlinear differential equations %J Problemy fiziki, matematiki i tehniki %D 2014 %P 63-68 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PFMT_2014_1_a10/ %G ru %F PFMT_2014_1_a10