D. E. Menʹshov
1892
Limits of indeterminacy in measure of T-means of subseries of a trigonometric series
Limits of indeterminacy in measure of trigonometric and orthogonal series
Izbrannye trudy
O skhodimosti po mere trigonometricheskikh ri︠a︡dov
On convergence in measure of trigonometric series
Predely neopredelennosti po mere T-srednikh podri︠a︡dov trigonometricheskogo ri︠a︡da
Predely neopredelennosti po mere trigonometricheskikh i ortogonalʹnykh r͡iadov