Robert H. Schuster,
Robert Miehe,
Robert A. Malloy,
Goerg H. Michler,
Goerg H. Michler, Francisco J. Baltá-Calleja,
Franz Fourné,
Herbert Rees,
Edited by: E.H. Immergut,
Edited by: W. E. Baker, C. E. Scott, G.-H. Hu,