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.
Diane Lindwarm Alonso, Kent L. Norman. Apparency of contingencies in single panel and pull-down menus. International Journal of Man-Machine Studies, 49(1):59-78, 1998. [doi]
Abstract is missing.