@article{MZM_1980_28_5_a5,
     author = {V. I. Kamotskii},
     title = {Use of the area theorem to study the classes $S(\alpha)$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {695--706},
     publisher = {mathdoc},
     volume = {28},
     number = {5},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1980_28_5_a5/}
}