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.
John M. Carroll, Mary Beth Rosson, George Chin Jr., Jürgen Koenemann. Requirements Development: Stages of Opportunity for Collaborative Needs Discovery. In Symposium on Designing Interactive Systems. pages 55-64, 1997. [doi]
Abstract is missing.