@article{MZM_1974_15_4_a17,
     author = {G. V. Chudnovskii},
     title = {Algebraic independence of some values of the exponential function},
     journal = {Matemati\v{c}eskie zametki},
     pages = {661--672},
     publisher = {mathdoc},
     volume = {15},
     number = {4},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1974_15_4_a17/}
}