IEEE Geoscience and Remote Sensing Letters
IEEE Geoscience and Remote Sensing Letters > 2008 > 5 > 3 > 349 - 353
IEEE Geoscience and Remote Sensing Letters > 2008 > 5 > 3 > 517 - 521
IEEE Geoscience and Remote Sensing Letters > 2008 > 5 > 3 > 484 - 486