Marc Gyssens, Jan Van den Bussche, Dirk Van Gucht. Expressiveness of Efficient Semi-Deterministic Choice Constructs. In Serge Abiteboul, Eli Shamir, editors, Automata, Languages and Programming, 21st International Colloquium, ICALP94, Jerusalem, Israel, July 11-14, 1994, Proceedings. Volume 820 of Lecture Notes in Computer Science, pages 106-117, Springer, 1994.
Abstract is missing.