1.
Maksymenkova YA, Michaylova ТF. On one property of the modulus of continuity for periodic functions of higher orders . Ukr. Mat. Zhurn. [Internet]. 2022Oct.4 [cited 2024Nov.23];74(8):1149 -152. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/7217