IEEE Geoscience and Remote Sensing Letters
IEEE Geoscience and Remote Sensing Letters > 2011 > 8 > 4 > 760 - 764
IEEE Geoscience and Remote Sensing Letters > 2015 > 12 > 4 > 831 - 835
IEEE Geoscience and Remote Sensing Letters > 2016 > 13 > 7 > 922 - 925