%0 Journal Article %A V. P. Derevenskii %T Equations in full differentials over matrix skew series %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 2015 %P 49-62 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_2015_3_a4/ %G ru %F IVM_2015_3_a4