C. Viani, M. Giardino, C. Huggel, L. Perotti, and G. Mortara, “An overview of glacier lakes in the Western Italian Alps from 1927 to 2014 based on multiple data sources (historical maps, orthophotos and reports of the glaciological surveys)”, GFDQ, vol. 39, no. 2, pp. 203–214, Dec. 2016, doi: 10.4461/GFDQ.2016.39.19.