@article{RM_1979_34_4_a16,
     author = {E. M. Landis},
     title = {Non-essential sets {for~the~Dirichlet} problem},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {172--173},
     publisher = {mathdoc},
     volume = {34},
     number = {4},
     year = {1979},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1979_34_4_a16/}
}