Abu Joudeh AA, Gát G. Almost everywhere convergence of Cesàro means of two variable Walsh – Fourier series with varying parameteres. Ukr. Mat. Zhurn. [Internet]. 2021 Mar. 11 [cited 2025 Apr. 13];73(3):291-307. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/196