Gorgoso-Varela, J. Javier. “Species Composition and Specific Aspects of the Green Tree Retention Structure in Unmanaged Mixed Forests in Asturias (northern Spain)”. Forest Systems 31, no. 2 (May 30, 2022): e008. Accessed August 2, 2026. https://fs.revistas.csic.es/index.php/fs/article/view/18230.