NEGARESH, K. Taxonomic notes on Centaurea sect. Ammocyanus (Asteraceae, Cardueae—Centaureinae) from Iran. Phytotaxa, Auckland, New Zealand, v. 663, n. 3, p. 157–164, 2024. DOI: 10.11646/phytotaxa.663.3.5. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.663.3.5. Acesso em: 6 dec. 2025.