Mattapha, S., S. Sungkaew, W. Pongamornkul, S. Lanorsavanh, V. Lamxay, and K. Z. Hein. “Notes on the genus Millettia (Fabaceae: Millettieae) in the Indo-Burmese region; a new species, new records and lectotypifications”. Thai Forest Bulletin (Botany), vol. 50, no. 1, June 2022, pp. 75-87, doi:10.20531/tfb.2022.50.1.08.