PichugovS. A. (2017) “Nikol’skii – Stechkin-type inequalities for the increments of trigonometric polynomials in metric spaces”, Ukrains’kyi Matematychnyi Zhurnal, 69(5), pp. 711-716. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/1730 (Accessed: 21November2024).