%0 Journal Article %A M. N. Feller %T Boundary-Value Problems for a Nonlinear Hyperbolic Equation with Variable Coefficients and the L\'evy Laplacian %J Matematičeskie zametki %D 2014 %P 440-449 %V 96 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2014_96_3_a12/ %G ru %F MZM_2014_96_3_a12