Dzyubenko HA, Listopad VV, Shevchuk IA. Uniform estimates for monotonic polynomial approximation. Ukr. Mat. Zhurn. [Internet]. 1993 Jan. 25 [cited 2025 Dec. 5];45(1):38–43. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/5780