
- Author: Ingo Rechenberg
- Language: German
- Year: 1973

- Author: Paul-Michael Agapow (auth.) Hans-Michael Voigt Werner Ebeling Ingo Rechenberg Hans-Paul Schwefel (eds.)
- Language: English
- Year: 1996

- Author: Paul-Michael Agapow (auth.) Hans-Michael Voigt Werner Ebeling Ingo Rechenberg Hans-Paul Schwefel (eds.)
- Language: English
- Year: 1996