Mohamed إ. س. Publishing Rules and Table of Contents: Volume 19- No.2- August 2015. University of Aden Journal of Natural and Applied Sciences, [S. l.], v. 19, n. 2, p. I-XI, 2015. Disponível em: https://uajnas.adenuniv.com/index.php/uajnas/article/view/288. Acesso em: 20 may. 2024.