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.
Francisco A. C. Pinheiro, Joseph A. Goguen. An Object-Oriented Tool for Tracing Requirements. IEEE Software, 13(2):52-64, 1996. [doi]