Thanh Nga, N.T. and Thin, N.N. 2006. Study of the phylogeny of genera belonging to the subfam. Euphorbioideae (Euphorbiaceae) in the flora of Vietnam. Academia Journal of Biology. 28, 1 (Mar. 2006), 59–62. DOI:https://doi.org/10.15625/0866-7160/v28n1.833.