TY - JOUR T1 - A comparison of sources of links for academic Web impact factor calculations JO - Journal of Documentation UR - http://dx.doi.org/10.1108/00220410210425412 PY - 2002/02/01 AU - Thelwall M ED - DO - DOI: 10.1108/00220410210425412 PB - Emerald VL - 58 IS - 1 SP - 66 EP - 78 Y2 - 2024/09/19 ER -