J.H.P. de Bresser, F.J.M. Majoor, and M. Ploegsma. “New Insights in the Structural and Metamorphic History of the Western Lys-Caillauas Massif (Central Pyrenees, France)”. Netherlands Journal of Geosciences (January 1, 1986): 177-187. Accessed April 5, 2026. https://njgjournal.nl/index.php/njg/article/view/13140.