%0 Journal Article %A V. V. Karachik %T Almansi decompositions for non-singular second order partial differential operators %J Vestnik Ûžno-Uralʹskogo gosudarstvennogo universiteta. Seriâ, Matematika, mehanika, fizika %D 2010 %P 4-12 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VYURM_2010_3_a0/ %G ru %F VYURM_2010_3_a0