1. A new fossil resin with biological inclusions in Lower Cretaceous deposits from Alava (northern Spain, Basque-Cantabrian Basin);Alonso;Journal of Paleontology,2000
2. Ordre des Psocoptères;Badonnel,1951
3. Archaeatropidae, a new family of Psocoptera from the Cretaceous amber of Alava, northern Spain;Baz;Annals of the Entomological Society of America,2000
4. El ámbar cretácico de Alava (Cuenca Vasco-Cantábrica, Norte de España): su colecta y preparación;Corral;Estudios del Museo de Ciencias Naturales de Alava,1999
5. The scaly-winged Copeognatha;Enderlein;Spolia Zeylanica,1906