Template:Robba et al., 2005
- Robba, L., Carine, M. A., Russell, S. J., & Raimondo, F. M. 2005. The monophyly and evolution of Cynara L. (Asteraceae) sensu lato: evidence from the Internal Transcribed Spacer region of nrDNA. Plant Systematics and Evolution 253 (1-4): 53-64. DOI: 10.1007/s00606-004-0259-3