IEEE Geoscience and Remote Sensing Letters
IEEE Geoscience and Remote Sensing Letters > 2007 > 4 > 3 > 401 - 405
IEEE Geoscience and Remote Sensing Letters > 2009 > 6 > 4 > 845 - 849
IEEE Geoscience and Remote Sensing Letters > 2012 > 9 > 2 > 257 - 261