IEEE Geoscience and Remote Sensing Letters
IEEE Geoscience and Remote Sensing Letters > 2011 > 8 > 4 > 750 - 754
IEEE Geoscience and Remote Sensing Letters > 2014 > 11 > 7 > 1190 - 1194
IEEE Geoscience and Remote Sensing Letters > 2015 > 12 > 11 > 2247 - 2251