URL https://www.researchgate.net/publication/318723626/figure/fig3/AS:667605031456775@1536180851196/Example-of-the-graphic-information-avalanche-path-NUR127-Pla-de-Sallent-or-Torrent-del.jpg
URL2https://www.researchgate.net/figure/Example-of-the-graphic-information-avalanche-path-NUR127-Pla-de-Sallent-or-Torrent-del_fig3_318723626
