TY - JOUR T1 - Validating online reference managers for scholarly impact measurement JO - Scientometrics UR - http://dx.doi.org/10.1007/s11192-011-0580-x PY - 2011/12/21 AU - Li X AU - Thelwall M AU - Giustini D ED - DO - DOI: 10.1007/s11192-011-0580-x PB - Springer Science and Business Media LLC VL - 91 IS - 2 SP - 461 EP - 471 Y2 - 2024/09/19 ER -