EKER, İSMAİL, BABAÇ, M.T. and KOYUNCU, M. 2014. Revision of the genus <em>Tulipa</em> L. (Liliaceae) in Turkey. Phytotaxa. 157, 1 (Jan. 2014), 001–112. DOI:https://doi.org/10.11646/phytotaxa.157.1.1.