@article{SM_1985_52_2_a5,
     author = {R. S. Yulmukhametov},
     title = {Approximation of subharmonic functions},
     journal = {Sbornik. Mathematics},
     pages = {387--406},
     publisher = {mathdoc},
     volume = {52},
     number = {2},
     year = {1985},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1985_52_2_a5/}
}