@article{VSGU_2011_8_a3,
     author = {E. S. Klimova},
     title = {The system of shifts of functions},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {37--44},
     year = {2011},
     number = {8},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2011_8_a3/}
}