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@article{CHEB_2005_6_3_a11, author = {S. V. Orlova}, title = {{\CYRO} {\cyrs}{\cyrr}{\cyre}{\cyrd}{\cyrn}{\cyre}{\cyrm} {\cyrz}{\cyrn}{\cyra}{\cyrch}{\cyre}{\cyrn}{\cyri}{\cyri} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyri} {{\CYREREV}{\cyrishrt}{\cyrl}{\cyre}{\cyrr}{\cyra}} {\cyrn}{\cyra} {\cyrm}{\cyrn}{\cyro}{\cyrzh}{\cyre}{\cyrs}{\cyrt}{\cyrv}{\cyre} {\cyrn}{\cyra}{\cyrt}{\cyru}{\cyrr}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyrch}{\cyri}{\cyrs}{\cyre}{\cyrl}, {\cyrs}{\cyrv}{\cyro}{\cyrb}{\cyro}{\cyrd}{\cyrn}{\cyrery}{\cyrh} {\cyro}{\cyrt} $k$-{\cyrery}{\cyrh} {\cyrs}{\cyrt}{\cyre}{\cyrp}{\cyre}{\cyrn}{\cyre}{\cyrishrt}}, journal = {\v{C}eby\v{s}evskij sbornik}, pages = {139--150}, publisher = {mathdoc}, volume = {6}, number = {3}, year = {2005}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/CHEB_2005_6_3_a11/} }
S. V. Orlova. О среднем значении функции Эйлера на множестве натуральных чисел, свободных от $k$-ых степеней. Čebyševskij sbornik, Tome 6 (2005) no. 3, pp. 139-150. http://geodesic.mathdoc.fr/item/CHEB_2005_6_3_a11/