%0 Journal Article %A N. S. Ustinov %T On the solvability of a critical semilinear problem with the spectral Neumann fractional Laplacian %J Algebra i analiz %D 2021 %P 194-212 %V 33 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2021_33_1_a7/ %G ru %F AA_2021_33_1_a7