@article{TRSPY_1976_140_a15,
     author = {B. L. Fain},
     title = {The extension of functions from an infinite cylinder},
     journal = {Informatics and Automation},
     pages = {277--284},
     publisher = {mathdoc},
     volume = {140},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1976_140_a15/}
}