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@article{MZM_1972_11_1_a11, author = {E. Yu. Zakharova}, title = {The realization of functions of the $P_k$ by formulae ($k\geqslant3$)}, journal = {Matemati\v{c}eskie zametki}, pages = {99--108}, publisher = {mathdoc}, volume = {11}, number = {1}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1972_11_1_a11/} }
E. Yu. Zakharova. The realization of functions of the $P_k$ by formulae ($k\geqslant3$). Matematičeskie zametki, Tome 11 (1972) no. 1, pp. 99-108. http://geodesic.mathdoc.fr/item/MZM_1972_11_1_a11/