TY - GEN AU - Bakkalbasi,Nisa AU - Bauer,Kathleen AU - Glover,Janis AU - Wang,Lei TI - Three options for citation tracking: Google Scholar, Scopus and Web of Science SN - 1742-5581 PY - 2007///0620 N1 - Publication Type: Journal Article UR - https://doi.org/10.1186/1742-5581-3-7 ER -