Mohamed م. إ. س. AUTHOR INDEX (Volume 20 – 2016): Author index of papers published in the " University of Aden Journal of Natural & Applied Sciences" and their addresses Volume 20 (April- August 2016). University of Aden Journal of Natural and Applied Sciences, [S. l.], v. 21, n. 1, p. 111–114 & 207, 2017. Disponível em: https://uajnas.adenuniv.com/index.php/uajnas/article/view/236. Acesso em: 16 may. 2024.