Wolfgang Maass, Theodore A. Slaman. Extensional Properties of Sets of Time Bounded Complexity (Extended Abstract). In János Csirik, János Demetrovics, Ferenc Gécseg, editors, Fundamentals of Computation Theory, International Conference FCT 89, Szeged, Hungary, August 21-25, 1989, Proceedings. Volume 380 of Lecture Notes in Computer Science, pages 318-326, Springer, 1989.
Abstract is missing.