Bruce Catoen, Herbert Rees,
David O. Kazmer,
Christoph Jaroschek,
Edited by: Ruben Schlutter,
Herbert Rees,
Edited by: E.H. Immergut,
Robert A. Malloy,
John P. Beaumont,
Hartmut Traut, Hans Wobbe,
E. Alfredo Campo,
Edited by: Shia-Chung Chen, Lih-Sheng Turng,
José R. Lerma Valero,
Edited by: Günter Mennig, K. Stoeckhert,