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.
Young-Jin Lee. Analyzing Log Files to Predict Students' Problem Solving Performance in A Computer-Based Physics Tutor. Educational Technology & Society, 18(2):225-236, 2015. [doi]
Abstract is missing.