@article{MZM_1998_63_6_a2,
     author = {E. P. Dolzhenko},
     title = {On boundary properties of the components of polyharmonic functions},
     journal = {Matemati\v{c}eskie zametki},
     pages = {821--834},
     publisher = {mathdoc},
     volume = {63},
     number = {6},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1998_63_6_a2/}
}