Ortigosa LM. Geomorpholical changes in gullies by the effect of afforestation: the case of the degraded areas of the northwestern part of Ebro Depression. CIG [Internet]. 2013 May 23 [cited 2024 Apr. 27];16:85-97. Available from: https://publicaciones.unirioja.es/ojs/index.php/cig/article/view/986