- Amiran Gogatishvili, Vladimir D. Stepanov, “Reduction theorems for operators on the cones of monotone functions”, Journal of Mathematical Analysis and Applications, 405, no. 1, 2013, 156

- Vladimir D. Stepanov, Spectral Theory, Function Spaces and Inequalities, 2012, 233

- А. Т. Beszhanova, А. О. Bayarystanov, “WEIGHTED ESTIMATE OF A MATRIX OPERATOR WITH VARIABLE UPPER LIMIT ON THE CONE OF MONOTONE SEQUENCES”, jour, 21, no. 4, 2024, 136
