1. Magnetic Methods of the Treatment of Minerals;Svoboda,1987
2. High Gradient Magnetic Separation;Gerber,1983
3. New Permanent Magnetic Separator with NdFeB Meets Theoretical Predictions;Marinescu,1989
4. A Superconductive Drum Type Magnetic Separator for the Benefication of Ores and Minerals;Unkelbach,1985
5. KHD Rotating Drum Superconducting Magnetic Separator;Unkelbach,1985