Maketon, Chan, Attawan Aramrak, Worawan Wawro, and Thitima Rungratanaubon. 2020. “Hydroponic Cultivation of Black Galingale (Kaempferia Parviflora Wall. Ex. Baker)”. Agriculture and Natural Resources 54 (1). Bangkok, Thailand:91-97. https://li01.tci-thaijo.org/index.php/anres/article/view/240273.