Template:Romeiras et al., 2011
- Romeiras, M.M., Paulo, O.S., Duarte, M.C., Pina-Martins, F., Cotrim, M.H., Carine, M.A. & Pais M.S. 2011. Origin and diversification of the genus Echium (Boraginaceae) in the Cape Verde archipelago. Taxon 60(5): 1375–1385. DOI: 10.1002/tax.605013
. ResearchGate.
