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@article{MZM_1978_24_1_a1, author = {B. M. Bredikhin and T. I. Grishina}, title = {An elementary estimate of $G(n)$ in {Waring's} problem}, journal = {Matemati\v{c}eskie zametki}, pages = {7--18}, publisher = {mathdoc}, volume = {24}, number = {1}, year = {1978}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1978_24_1_a1/} }
B. M. Bredikhin; T. I. Grishina. An elementary estimate of $G(n)$ in Waring's problem. Matematičeskie zametki, Tome 24 (1978) no. 1, pp. 7-18. http://geodesic.mathdoc.fr/item/MZM_1978_24_1_a1/