Béthaz, Pier Carlo, Corrado Lesca, Cesare Saibene, and Giorgio Zanon. 1979. “Report of the Glaciological Survey of 1978”. Geografia Fisica E Dinamica Quaternaria 2 (2): 129-66. https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/1022.