N.-S. Lý, C.-I. Peng, and M. Hughes, “BEGONIA LECONGKIETII (SECT. PETERMANNIA), A NEW SPECIES FROM MOUNT DẦU, SOUTH CENTRAL COAST REGION, VIETNAM”, Edinburgh J. Bot., vol. 75, no. 2, pp. 167–172, Mar. 2018, doi: 10.1017/S0960428618000033.