Burright, Marian: Database Reviews and Reports: Google Scholar -- Science & Technology. Issues in Science and Technology Librarianship, talvi 2006, nro 45. Science & Technology Section, Association of College & Research Libraries. ISSN 1092-1206Artikkelin verkkoversio. Viitattu 15.8.2007. (englanniksi)
Giustini, Dean & Barsky, Eugene: A look at Google Scholar, PubMed, and Scirus: comparisons and recommendations. JCHLA/JABSC, 2005, nro 26. National Research Council Canada Research Press. Artikkelin verkkoversio. (pdf) Viitattu 15.8.2007. (englanniksi)[vanhentunut linkki]
Burright, Marian: Database Reviews and Reports: Google Scholar -- Science & Technology. Issues in Science and Technology Librarianship, talvi 2006, nro 45. Science & Technology Section, Association of College & Research Libraries. ISSN 1092-1206Artikkelin verkkoversio. Viitattu 15.8.2007. (englanniksi)