Most Popular Books
- Descriptional Complexity of Formal Systems: 16th International Workshop, DCFS 2014, Turku, Finland, August 5-8, 2014, Proceedings
- Descriptional Complexity of Formal Systems: 15th International Workshop, DCFS 2013, London, Canada, July 22-25, 2013, Proceedings
- Semigroups: Proceedings of a Conference Held at Oberwolfach, Germany, December 16-21, 1978 (Lecture Notes in Mathematics)