Arribas, J., M. Ochoa, R. Mas, Mª E. Arribas, and L. González-acebrón. 2007. “Sandstone petrofacies in the northwestern sector of the Iberian Basin”. Journal of Iberian Geology 33, nº 2:: 191-206. https://revistas.ucm.es/index.php/JIGE/article/view/JIGE0707210191A