Engadin (页面存档备份,存于互联网档案馆), p. 29 Stephen G. Evens, Natural and Artificial Rockslide Dams (页面存档备份,存于互联网档案馆), p. 103 Sils im Engadin (页面存档备份,存于互联网档案馆), Hiking
–通过www.bbc.com. 2000 people, 11 family members, died in 1963 Italian rockslide. [2019-03-08]. (原始内容存档于2019-04-12). Franco Mantovania and Claudio Vita-Finzi