Bunchalee, P., D. M. Johnson, and N. Murray. “Distinctive new Monoon species (Annonaceae) from Thailand, increasing diversity of a genus of ecologically important Asian trees”. Thai Forest Bulletin (Botany), vol. 50, no. 1, Feb. 2022, pp. 9-19, doi:10.20531/tfb.2022.50.1.02.