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@article{DAN_1975_224_3_a1, author = {L. A. Biryukova}, title = {On the $l$-completeness of functions with delays}, journal = {Doklady Akademii Nauk}, pages = {509--511}, publisher = {mathdoc}, volume = {224}, number = {3}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1975_224_3_a1/} }
L. A. Biryukova. On the $l$-completeness of functions with delays. Doklady Akademii Nauk, Tome 224 (1975) no. 3, pp. 509-511. http://geodesic.mathdoc.fr/item/DAN_1975_224_3_a1/