@article{AA_2016_28_3_a2,
     author = {P. A. Mozolyako and V. P. Khavin},
     title = {Boundedness of variation of a~positive harmonic function along the normals to the boundary},
     journal = {Algebra i analiz},
     pages = {67--110},
     publisher = {mathdoc},
     volume = {28},
     number = {3},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2016_28_3_a2/}
}