SULAIMAN, W. T. MULTIPLIERS FOR THE $\varphi - |C, \alpha|_k$ SUMMABILITY OF INFINITE SERIES. Tamkang Journal of Mathematics, [S. l.], v. 24, n. 2, p. 195–201, 1993. DOI: 10.5556/j.tkjm.24.1993.4489. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4489. Acesso em: 4 may. 2024.