García-Rodríguez, M., M. Gómez Heras, M. Álvarez de Buergo, R. Fort, and J. Aroztegui. “Polygonal Cracking Associated to Vertical and Subvertical Fracture Surfaces in Granite (La Pedriza del Manzanares, Spain): Considerations for a Morphological Classification”. Journal of Iberian Geology 41, no. 3 (December 14, 2015): 365–386. Accessed July 19, 2026. https://revistas.ucm.es/index.php/JIGE/article/view/48860.