Template:Gonçalves & al., 2023
- Gonçalves, A.C., Ouhammoud, A., Amirouche, R., Dos Santos, C.C., Figueiredo, E. & Silveira, P. 2023. A taxonomic revision of Calendula (Asteraceae) in Morocco, including some taxa from Algeria and Tunisia. Phytotaxa 605(1): 1-83. DOI: 10.11646/phytotaxa.605.1.1