Zul, D., Mustava, M., Diva, A. R., Siregar, B. A., Gafur, A., and Tjahjono, B. “Biological activity of rhizobacteria isolated from rhizosphere Acacia crassicarpa A. Cunn ex Benth. in timber plantations”. International Journal of Agricultural Technology 18, no. 1 (January 15, 2022): 421–436. accessed August 16, 2025. https://li04.tci-thaijo.org/index.php/IJAT/article/view/6627.