Proceedings between 1978-1990Proceedings 1978-79Proceedings 1979-80aProceedings 1979-80bProceedings 1979-80cProceedings 1979-80dProceedings 1980-81Proceedings 1981-82aProceedings 1981-82bProceedings 1981-82cProceedings 1981-82dProceedings 1982-83Proceedings 1983-84Proceedings 1984-85Proceedings 1985-86Proceedings 1986-87 and 1987-88Proceedings 1988-89 and 1989-90
