Nadirashvili N. Almost everywhere convergence of $T$ means with respect to the Vilenkin system of integrable functions. Ukr. Mat. Zhurn. [Internet]. 2023 Jul. 25 [cited 2025 Dec. 5];75(7):933-45. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/7163