AJIBOYE, A. O.; BABALOLA, K. O. Linear sum of analytic functions defined by a convolution operator. Journal of the Nigerian Mathematical Society, [S. l.], v. 39, n. 2, p. 173–182, 2020. Disponível em: https://ojs.ictp.it/jnms/index.php/jnms/article/view/536. Acesso em: 28 sep. 2022.