Intercomparison and Validation of SAR-Based Ice Velocity Measurement Techniques within the Greenland Ice Sheet CCI Project oleh John Peter Merryman Boncori, Morten Langer Andersen, Jørgen Dall, Anders Kusk, Martijn Kamstra, Signe Bech Andersen, Noa Bechor, Suzanne Bevan, Christian Bignami, Noel Gourmelen, Ian Joughin, Hyung-Sup Jung, Adrian Luckman, Jeremie Mouginot, Julia Neelmeijer, Eric Rignot, Kilian Scharrer, Thomas Nagler, Bernd Scheuchl, Tazio Strozzi