PATI, T. On Absolute Summability by Discrete Riesz Means of Type ezp(n) and Order 2. The Journal of the Indian Mathematical Society, [S. l.], v. 25, n. 1, p. 27–32, 1961. DOI: 10.18311/jims/1961/16891. Disponível em: http://informaticsjournals.com/index.php/jims/article/view/16891. Acesso em: 3 may. 2024.