Template:Soares e Silva et al., 2012
- Soares e Silva, U.C., Rapini, A., Liede-Schumann, S., Ribeiro, P.L. & van den Berg, C. 2012. Taxonomic considerations on Metastelmatinae (Apocynaceae) based on plastid and nuclear DNA. Systematic Botany 37(3): 795-806. DOI: 10.1600/036364412X648733 ResearchGate