Saensouk, Piyaporn, et al. “Cytogenetics Study of Medicinal Plants of Genus Alpinia Two Rare Species from Thailand: Http: www.doi.org 10.26538 Tjnpr V7i8.2”. Tropical Journal of Natural Product Research (TJNPR), vol. 7, no. 8, Aug. 2023, pp. 3585-9, https://tjnpr.org/index.php/home/article/view/2395.