In 2005 an airborne survey was carried out from a Twin Otter aircraft at Pâkitsup Akuliarusersua (Paakitsoq) near Ilulissat in West Greenland. The survey aimed to measure ice thickness with a 60 MHz cohrent radar and surface elevation with a scanning laser altimeter.
Mottram, R., Nielsen, C., Ahlstrøm, A. P., Reeh, N., Kristensen, S. S., Christensen, E. L., ... Stenseng, L. (2009). A new regional high-resolution map of basal and surface topography for the Greenland ice-sheet margin at Paakitsoq, West Greenland. Annals of Glaciology, 50(51), 105-111. https://doi.org/10.3189/172756409789097577