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.
Axel van Lamsweerde, Emmanuel Letier. Handling Obstacles in Goal-Oriented Requirements Engineering. IEEE Trans. Software Eng., 26(10):978-1005, 2000. [doi]
Abstract is missing.