IEEE Geoscience and Remote Sensing Letters
IEEE Geoscience and Remote Sensing Letters > 2008 > 5 > 4 > 615 - 619
IEEE Geoscience and Remote Sensing Letters > 2009 > 6 > 1 > 18 - 22
IEEE Geoscience and Remote Sensing Letters > 2010 > 7 > 4 > 636 - 640