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.
Knowledge-based systems: Markets, suppliers and products : Ovum Ltd. Knowl.-Based Syst., 3(2):121, 1990. [doi]
Abstract is missing.