Thangthong, J., and P. Chantaranothai. “Two new records of Pavetta (Rubiaceae) in Thailand”.
Thai Forest Bulletin (Botany)
, no. 35, Dec. 2014, pp. 103-7, https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24208.