References
Principal Components Analysis and Image Ratioing
Comparison of Change Analysis Procedures
Change Detection of Chernobyl:An application of Landsat MSS data
Normalized Difference Vegetaion Index:Information and examples
Northamericam Landuse Characterization:System information
Landsat Program Summary:System Summary
USGS Landsat Information Server
Landsat Dataset Description and Information
Environment for Visualization of Images:Image Processing software ENVI