Pattanee Jantrarotai (1993) “Nutritional Composition and Digestibility of Water Hyacinth and Water Pennywort”, Agriculture and Natural Resources. Bangkok, Thailand, 27(4), pp. 532–535. available at: https://li01.tci-thaijo.org/index.php/anres/article/view/241711 (accessed: 29 August 2026).