@article{MAT_1957_1_1_a0,
     author = {K. F. Roth},
     title = {Rational approximations to algebraic numbers},
     journal = {Matematika},
     pages = {3--18},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1957_1_1_a0/}
}