S. H. M. Altai, H. M. Youssef, H. A. Muhee, and A. H. Hummadi, “Study of the relationship between bacillus subtilis and azospirillum sp. & bradyrhizubium sp. isolated from gypsiferous soil”, injoere, vol. 5, no. 1, pp. 343–353, May 2025, Accessed: Jul. 27, 2026. [Online]. Available: https://www.injoere.com/index.php/injoere/article/view/205