1.
Giustini D, Barsky E. A look at Google Scholar, PubMed, and Scirus: comparisons and recommendations. JCHLA/JABSC [Internet]. 1Sep.2005 [cited 23Mar.2019];26(3):85-9. Available from: https://journals.library.ualberta.ca/jchla/index.php/jchla/article/view/22437