Daisuke Ikeda, Hiroki Arimura. On the Complexity of Languages Definable by Hereditary Elementary Formal Systems. In Symeon Bozapalidis, editor, Proceedings of the 3rd International Conference Developments in Language Theory, DLT 1997, Thessaloniki, Greece, July 20-23, 1997. pages 223-235, Aristotle University of Thessaloniki, 1997.
Abstract is missing.