@article{VMUMM_2007_1_a10,
     author = {S. L. Berberian},
     title = {Angular limits of harmonic functions defined in a unit circle},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {55--57},
     publisher = {mathdoc},
     number = {1},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2007_1_a10/}
}