Reference

Estibaliz Apellaniz, Juan Ignacio Baceta, Fernando Caballero, Silvia Ortiz, Xabier Orue-Etxebarria, Aitor Payros, Victoriano Pujalte (2011): Searching for Paleogene hyperthermals in the Betic External Zones, south Spain: preliminary results and perspectives – Berichte der Geologischen Bundesanstalt – 85: 31.