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.
Michael L. Powell, Mark A. Linton. Visual abstraction in an interactive programming environment. SIGPLAN Notices, 18(6):14-21, 1983. [doi]
Abstract is missing.