Ríos, S., A. Robledo, and F. Alcaraz. “New Taxa for the Genus Dryopteris Adanson in the Segura Massif (SE of Spain)”. Acta Botanica Malacitana, vol. 20, Dec. 1995, pp. 293-4, doi:10.24310/abm.v20i.8873.