Suphrom, N., K. Insumrong, K. Ingkaninan, and S. Boonphong. “Gas chromatography-mass spectrometry analysis and biological activities of hexane extract from Boesenbergia xiphostachya (Gagnep.) Loes. rhizome”. Agriculture and Natural Resources, vol. 53, no. 5, Oct. 2019, pp. 472-8, https://li01.tci-thaijo.org/index.php/anres/article/view/225107.