[1]
H. M. Vlasyk, “Bernstein – Nikol’skii-type inequalities for trigonometric polynomials with an arbitrary choice of harmonics”, Ukr. Mat. Zhurn., vol. 69, no. 2, pp. 147–156, Feb. 2017, Accessed: Feb. 04, 2026. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/1683