Ai Songtao, Wang Zemin, E Dongchen, Holmén Kim, Tan Zhi, Zhou Chunxia, and Sun Weijun. “Topography, Ice Thickness and Ice Volume of the Glacier Pedersenbreen in Svalbard, Using GPR and GPS”. Polar Research 330 (February 20, 2014). Accessed March 28, 2024. https://polarresearch.net/index.php/polar/article/view/3197.