Dario Colazzo, Giorgio Ghelli, Carlo Sartiani. Efficient asymmetric inclusion between regular expression types. In Ronald Fagin, editor, Database Theory - ICDT 2009, 12th International Conference, St. Petersburg, Russia, March 23-25, 2009, Proceedings. Volume 361 of ACM International Conference Proceeding Series, pages 174-182, ACM, 2009. [doi]
Abstract is missing.