| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Semigroups and Their Subsemigroup Lattices | Paperback | 978-90-481-4749-6 (90-481-4749-2) | 2010 | |
| Semigroups and Their Subsemigroup Lattices | Hardcover | 978-0-7923-4221-2 (0-7923-4221-6) | 1996 | A.J. Ovsyannikov |