%0 Journal Article %A V. B. Sokolovskii %T New relations of some problems for equations containing a~L\'evy--Laplace operator with problems of mathematical physics %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1980 %P 82-85 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1980_11_a16/ %G ru %F IVM_1980_11_a16