1. Abouzeid AM. Transport and mixing behavior of particulate solids through rotary drums. PhD dissertation, University of California, Berkeley, 1973
2. A review introduction to the mathematical description of grinding as a rate process;Austin;Powder Technol,1971
3. Process engineering of size reduction: ball milling;Austin,1984
4. Some observations on modeling and control of cement grinding circuits;Boulvin;Research report, Faculté Polytechnique de Mons,1997
5. Zwei-parametrische Steuerung eines Zement-mahlprozesses;Cigánek;Zement-Kalk-Gips,1991