TY - CONF T1 - Validating online reference managers for scholarly impact measurement JO - Proceedings of Issi 2011 13th Conference of the International Society for Scientometrics and Informetrics PY - 2011/01/01 AU - Li X AU - Thelwall M AU - Giustini D ED - VL - 1 SP - 454 EP - 462 Y2 - 2025/11/03 ER -