| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Annual Report 1996: Institute for Transuranium Elements | 978-92-828-0049-2 (92-828-0049-0) | 1997 | |
| Ecology and Behaviour of the Black Rhinoceros | 978-3-490-06918-4 (3-490-06918-8) | 1969 | L. Schenkel-Hulliger |
| Institute for Transuranium Elements: Annual Report 1994 | 978-92-827-0171-3 (92-827-0171-9) | 1995 | |
R. S. · Ralf Schenkel · Regula Schenkel · Renatus Schenkel · Ronald Schenkel · Rudolf Schenkel