@article{MZM_1973_14_1_a5,
     author = {A. F. Filippov},
     title = {Analytic continuation of functions of several variables},
     journal = {Matemati\v{c}eskie zametki},
     pages = {49--54},
     publisher = {mathdoc},
     volume = {14},
     number = {1},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1973_14_1_a5/}
}