Gonzalez Adrados, J. R., G. Montero Gonzalez, and C. Ortega Muela. “Productive Characterization of Quercus Suber Stands in Catalonia (Spain)”. Forest Systems 2, no. 1 (June 1, 1993): 55-69. Accessed August 3, 2026. https://fs.revistas.csic.es/index.php/fs/article/view/500.