Thongboonrith, K., S. Hengtrakoonwenich, W. Khuapo, and P. Jantima. “Study on Nutrient Content in Compost of Raintree and Azolla”. The Golden Teak : Science and Technology Journal (GTSJ.), vol. 5, no. 2, May 2026, pp. 47-54, https://li02.tci-thaijo.org/index.php/gts/article/view/1820.