1.
Sridith K, Puff C. Distribution of Argostemma Wall. (Rubiaceae), with special reference to Thailand and surrounding areas. Thai Forest Bull., Bot. [Internet]. 2014 Dec. 8 [cited 2022 Sep. 28];(28):123-37. Available from: https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24959