IEEE Geoscience and Remote Sensing Letters
IEEE Geoscience and Remote Sensing Letters > 2010 > 7 > 3 > 530 - 534
IEEE Geoscience and Remote Sensing Letters > 2011 > 8 > 1 > 68 - 72
IEEE Geoscience and Remote Sensing Letters > 2012 > 9 > 4 > 744 - 748