IEEE Geoscience and Remote Sensing Letters
IEEE Geoscience and Remote Sensing Letters > 2007 > 4 > 3 > 364 - 367
IEEE Geoscience and Remote Sensing Letters > 2011 > 8 > 1 > 163 - 167
IEEE Geoscience and Remote Sensing Letters > 2015 > 12 > 10 > 2061 - 2065