TY - GEN T1 - National, disciplinary and temporal variations in the extent to which articles with more authors have more impact: Evidence from a geometric field normalised citation indicator T2 - arXiv PY - 2015/11/23 AU - Thelwall M AU - Sud P ED - DO - DOI: 10.48550/arxiv.1511.07182 Y2 - 2024/12/28 ER -