@article{DAN_1957_113_2_a9,
     author = {G. G. \v{S}lionskiǐ},
     title = {On extremal problems for differentiable functionals in the theory of schlicht functions},
     journal = {Doklady Akademii Nauk},
     pages = {280--282},
     publisher = {mathdoc},
     volume = {113},
     number = {2},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_113_2_a9/}
}