Urbini, Stefano, Achille Zirizzotti, James Baskaradas, Ignazio Ezio Tabacco, Lili Cafarella, Antonella Senese, Claudio Smiraglia, and Guglielmina Diolaiuti. “Airborne Radio Echo Sounding (RES) Measures on Alpine Glaciers to Evaluate Ice Thickness and Bedrock Geometry: Preliminary Results from Pilot Tests Performed in the Ortles Cevedale Group (Italian Alps)”. Annals of Geophysics 60, no. 2 (April 28, 2017): G0226. Accessed December 5, 2021. https://www.annalsofgeophysics.eu/index.php/annals/article/view/7122.