- Author: Gerhard Hoffmann
- Language: German
- Year: 1976
- Author: Gerhard Hoffmann
- Language: English
- Year: 2005
- Author: Gerhard Hoffmann
- Language: English
- Year: 2010
- Author: Dr. Luc Campana Dr. Gerhard Hoffmann Dr. Alfons Jakob Professor Dr. Eberhard Kleberger Dr. W. Mehring Professor Dr. Wilhelm Oelssner Professor Dr. Heinz Oeser Professor Dr. G. Von Pannewitz Professor Dr. Wolf S. Reichel Professor Dr. Julius K. Ries Professor Dr. Eberhard Scherer Professor Dr. E. Ruckensteiner Professor Dr. Werner Schlungbaum Professor Dr. Hermann Trübestein (auth.) A. Zuppinger Professor Dr. Eberhard Ruckensteiner (eds.)
- Language: German
- Year: 1970