@article{MZM_1975_17_3_a6,
     author = {A. A. Shmelev},
     title = {Algebraic independence of exponents},
     journal = {Matemati\v{c}eskie zametki},
     pages = {407--418},
     year = {1975},
     volume = {17},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1975_17_3_a6/}
}