NGUYEN, C. H.; WEN, F.; PHAM, T. M.; NGUYEN, Y. T.; BUI, T. M.; BUI, D. T.; NGUYEN, K. S.; AVERYANOV, L. V. The checklist of Raphiocarpus species (Gesneriaceae, Didymocarpinae) in the flora of Vietnam with the description of a new species, R. bicallosus. Phytotaxa, Auckland, New Zealand, v. 616, n. 3, p. 223–234, 2023. DOI: 10.11646/phytotaxa.616.3.2. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.616.3.2. Acesso em: 6 dec. 2025.