L. R. Alejano, I. Pérez-Rey, X. Estévez-Ventosa, M. Muñiz-Menéndez, and J. Arzúa, “Natural instability phenomena in granitic rock masses: slopes in decomposed granite, boulder fields and irregular large granitic boulders”, Bol. geol. min., vol. 132, no. 4, pp. 375–398, Dec. 2021.