โขมพัตร เ., ดีนามอ น., and เชิงเชาว์ น., “Effect of Seaweed (Sargassum polycystum) Extract on the Levels of Phenolic Compounds in Rubber Tree and Its Application to Induce Resistance Against Phytophthora”, Pnu Sci J, vol. 10, no. 3, pp. 218–230, Sep. 2018.