Category Theory and Computer Programming Tutorial and Workshop, Guildford, U.K., September 16 - 20, 1985. Proceedings Pitt, David Heftet / 1986 / Engelsk
Category Theory and Computer Science Edinburgh, UK, September 7-9, 1987. Proceedings Pitt David H. Heftet / 1987 / Engelsk
Category Theory and Computer Science Manchester, UK, September 5-8, 1989. Proceedings Pitt David H. Heftet / 1989 / Engelsk
