1.
Shydlich AL. On Saturation of Linear Summation Methods for Fourier Series in the Spaces $S_{\varphi} ^p$. Ukr. Mat. Zhurn. [Internet]. 2004Jan.25 [cited 2024Nov.24];56(1):133-8. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3736