Villaseca González, C., Orejana García, D., Paterson, B. A., Billstrom, K., & Pérez-Soba Aguilar, C. M. (2007). Metaluminous pyroxene-bearing granulite xenoliths from the lower continental crust in central Spain: Their role in the genesis of Hercynian I-type granites.

Villaseca González, Carlos, David Orejana García, Bruce A. Paterson, Kjell Billstrom, and Cecilia María Pérez-Soba Aguilar. Metaluminous Pyroxene-bearing Granulite Xenoliths From the Lower Continental Crust in Central Spain: Their Role in the Genesis of Hercynian I-type Granites. 2007.

Villaseca González, Carlos, et al. Metaluminous Pyroxene-bearing Granulite Xenoliths From the Lower Continental Crust in Central Spain: Their Role in the Genesis of Hercynian I-type Granites. 2007.