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.
Tatjana Vasileva, Vladimir Trajkovic, Danco Davcev. Expert Level Estimation of the Users in a Distance Learning System. In IMSA. pages 171-175, 1999.
Abstract is missing.