Cecchi, L., Coppi, A. & Selvi, F. (2016)

Onosma juliae (Boraginaceae), a new species from southern Turkey, with remarks on the systematics of Onosma in the Irano-Turanian region

. Phytotaxa 288 (3): 201–213. https://doi.org/10.11646/phytotaxa.288.3.1