Montazerolghaem, S., Rahiminejad, M.R., Mozaffarian, V. and Susanna, A. 2016.

Taxonomic notes on the genus Echinops (Compositae, Cardueae–Echinopsinae) in Iran

. Phytotaxa. 263, 2 (Jun. 2016), 81–97. DOI:https://doi.org/10.11646/phytotaxa.263.2.1.