%0 Journal Article %A Z. Nytrebych %A V. Il %A kiv %A P. Pukach %A O. Malanchuk %T On Nontrivial Solutions of Homogeneous Dirichlet Problem for Partial Differential Equations in a Layer %J Kragujevac Journal of Mathematics %D 2018 %P 193 %V 42 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/KJM_2018_42_2_a2/ %G en %F KJM_2018_42_2_a2