Logic Journal of the IGPL, Volume 6, 1998

Volume 6, Number 1, January 1998

Volume 6, Number 2, March 1998

Volume 6, Number 3, May 1998

Volume 6, Number 4, July 1998

Volume 6, Number 5, September 1998

Volume 6, Number 6, November 1998

Ruy de Queiroz, Marcelo Finger (Eds.): 5th Workshop on Logic, Language, Information and Computation, International Conference, WoLLIC 1998, Sao Paulo, SP, Brazil, July 28 - 31, 1998, Abstracts.