IEEE Geoscience and Remote Sensing Letters
IEEE Geoscience and Remote Sensing Letters > 2010 > 7 > 4 > 741 - 745
IEEE Geoscience and Remote Sensing Letters > 2011 > 8 > 5 > 973 - 977
IEEE Geoscience and Remote Sensing Letters > 2012 > 9 > 1 > 52 - 55