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.
Arvind Sathi, Mark S. Fox, Michael Greenberg. Representation of Activity Knowledge for Project Management. IEEE Trans. Pattern Anal. Mach. Intell., 7(5):531-552, 1985. [doi]