B. Szal, “Generalization of a theorem on Besov-Nikol’skiĭ classes”, Acta Math Hung, 125, no. 1-2, 2009, 161
I. E. Simonova, B. V. Simonov, “Trigonometric Series with Coefficients General Monotone with Respect to Subsequences”, Russ Math., 65, no. 1, 2021, 8
B. V. Simonov, “Mixed moduli of smoothness in mixed metrics”, Math Notes, 92, no. 5-6, 2012, 686
K. V. Runovskii, “Multiplicator type operators and approximation of periodic functions of one variable by trigonometric polynomials”, Sb. Math., 212, no. 2, 2021, 234
B. V. Simonov, “Relation between moduli of smoothness and partial sums of Fourier series and embedding theorems for Nikol’skii classes”, Dokl. Math., 83, no. 2, 2011, 265
Ramazan Akgün, “Some inequalities of trigonometric approximation in weighted Orlicz spaces”, Mathematica Slovaca, 66, no. 1, 2016, 217
M. K. Potapov, B. V. Simonov, S. Yu. Tikhonov, “Relations between mixed moduli of smoothness, and embedding theorems for Nikol’skii classes”, Proc. Steklov Inst. Math., 269, no. 1, 2010, 197
M. K. Potapov, B. V. Simonov, S. Yu. Tikhonov, “An inequality of P. L. Ul’yanov”, Moscow Univ. Math. Bull., 63, no. 3, 2008, 115
Борис Витальевич Симонов, Boris Vital'evich Simonov, Сергей Юрьевич Тихонов, Sergei Yur'evich Tikhonov, Сергей Юрьевич Тихонов, Sergei Yur'evich Tikhonov, “Теоремы вложения в конструктивной теории приближений”, Матем. сб., 199, no. 9, 2008, 107
M. K. Potapov, B. V. Simonov, S. Yu. Tikhonov, “Relations between moduli of smoothness in different metrics”, Moscow Univ. Math. Bull., 64, no. 3, 2009, 105