1. Process petrography and ore deposits;Agarwal;Min. Congr. J.,1976
2. How microscopy can increase recovery in your milling circuit;Amstutz;Min. World,1962
3. Solving metallurgical problems with the reflecting microscope;Schwartz;Eng. Min. J.,1923
4. Ore Microscopy & Ore Petrography;Craig,1981
5. Automated relief-based discrimination of non-opaque minerals in optical image analysis