@article{VYURM_2020_12_2_a1,
     author = {V. V. Karachik},
     title = {Solvability conditions of the $\mathcal{N}_2$ {Neumann-type} problem for polyharmonic equation in a ball},
     journal = {Vestnik \^U\v{z}no-Uralʹskogo gosudarstvennogo universiteta. Seri\^a, Matematika, mehanika, fizika},
     pages = {13--20},
     publisher = {mathdoc},
     volume = {12},
     number = {2},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VYURM_2020_12_2_a1/}
}