P. P. Ferrer-Gallego, R. Ferrer-Gallego, E. Laguna Lumbreras, and M. Guara-Requena, “Allium moly subsp. glaucescens (Asparagaceae), a new subspecies from the Iberian Peninsula”, Phytotaxa, vol. 192, no. 1, pp. 35–43, Jan. 2015.