Sornvoraweat, B., and J. Kongkiattikajorn. “Separated Hydrolysis and Fermentation of Water Hyacinth Leaves for Ethanol Production”. Asia-Pacific Journal of Science and Technology, vol. 15, no. 9, Apr. 2017, pp. 794-02, https://so01.tci-thaijo.org/index.php/APST/article/view/84058.