| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Political and Related Models | 978-0-387-90696-6 (0-387-90696-7) | 1982 | W.F. Lucas · S.J. Brams | |
| Political and Related Models: Volume 2 | 978-3-540-90696-4 (3-540-90696-7) | 1998 | S. J. Brams · W. F. Lucas |