Luckman, A., Lange, R. d., & Murray, T. (2007). Improvement of Satellite Radar Feature Tracking for Ice Velocity Derivation by Spatial Frequency Filtering. IEEE Transactions on Geoscience and Remote Sensing, 45(7), pp. 2309-2318. doi:10.1109/TGRS.2007.896615

Luckman, Adrian, Remko de Lange, and Tavi Murray. "Improvement of Satellite Radar Feature Tracking for Ice Velocity Derivation By Spatial Frequency Filtering." IEEE Transactions On Geoscience and Remote Sensing 45, no. 7 (2007): 2309-2318.

Luckman, Adrian, Remko de Lange, and Tavi Murray. "Improvement of Satellite Radar Feature Tracking for Ice Velocity Derivation By Spatial Frequency Filtering." IEEE Transactions On Geoscience and Remote Sensing 45.7 (2007): 2309-2318.