Cabanban, A. S. ., and T. F. Luchavez. “Yield of Kangkong (Ipomoea Aquatica Forskal) in the Okoy River, Southern Negros Island, Philippines”. Silliman Journal, vol. 29, no. 1-2, Oct. 2024, http://sillimanjournal.su.edu.ph/index.php/sj/article/view/552.