“Construction and Testing of a Lightweight Radar for Ice-Thickness Determinations on Glaciers in the Pâkitsoq Area, Central West Greenland”. Rapport Grønlands Geologiske Undersøgelse 140 (December 31, 1988): 118–121. Accessed October 26, 2025. https://geusjournals.org/index.php/rapggu/article/view/8051.