Mohamed م. إ. س. SUBJECT INDEX (Volume 23 – 2019): Subject index of research papers published in the "University of Aden Journal of Natural & Applied Sciences", and their authors Volume 24 (April- October 2020). University of Aden Journal of Natural and Applied Sciences, [S. l.], v. 24, n. 1, p. 113–117 & 295, 2020. Disponível em: https://uajnas.adenuniv.com/index.php/uajnas/article/view/62. Acesso em: 18 may. 2024.