Cuevas, J. M., F. Gonzalez-Alonso, and M. Herron. “Study of the Utility of the Spectral Information Landsat TM for the Inventory of Beech Forests in North Spain”. Forest Systems 5, no. 2 (December 1, 1996): 317-331. Accessed May 11, 2024. https://fs.revistas.csic.es/index.php/fs/article/view/568.