Will it Work?, Jonathan Hammond, Rosamund Rawlings and Anthony Hall, in Proceedings of RE’01, 5th IEEE International Symposium on Requirements Engineering, August 2001.

A Unified Approach to Systems and Software Requirements, Anthony Hall, in Proceedings of RE’01, 5th IEEE International Symposium on Requirements Engineering, August 2001

What’s the Use of Requirements Engineering?, Anthony Hall, in Proceedings of RE’97, Third IEEE International Symposium on Requirements Engineering, January 1997.