The unit was formally the Spanish 1.esuadrilla de Caza and was also referred to as Escuadrilla Azul.
Sources
- Die Ordensträger der Deutschen Wehrmacht (CD), VMD-Verlag GmbH, Osnabrück, 2002
- Patzwall K., Scherzer V., Das Deutsche Kreuz 1941-1945, Geschichte und Inhaber Band II, Verlag Klaus D. Patzwall, Norderstedt, 2001, ISBN 3-931533-45-X