Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Tony Moynihan, N. O'Connor. A method to help end-users validate the functional specification for a computer system. Inf. Syst. J., 1(3):191-206, 1991. [doi]