Appel, P.W.U, and C Knudsen. “Stream Sediment Sampling in the Atâ Area, Central West Greenland”. Rapport Grønlands Geologiske Undersøgelse 140 (December 31, 1988): 24–26. Accessed November 27, 2024. https://geusjournals.org/index.php/rapggu/article/view/8026.