Bolet, A., Delfino, M., Fortuny, J., Almécija, S., Robles, J. M., & Alba, D. M. (2014). An Amphisbaenian Skull from the European Miocene and the Evolution of Mediterranean Worm Lizards. Public Library of Science.

Bolet, Arnau, Massimo Delfino, Josep Fortuny, Sergio Almécija, Josep M. Robles, and David M. Alba. An Amphisbaenian Skull From the European Miocene and the Evolution of Mediterranean Worm Lizards. Public Library of Science, 2014.

Bolet, Arnau, et al. An Amphisbaenian Skull From the European Miocene and the Evolution of Mediterranean Worm Lizards. Public Library of Science, 2014.