How many scientific papers are mentioned in policy-related documents? An empirical investigation using Web of Science and Altmetric data

Policy documents as sources for measuring societal impact: how often is climate change research mentioned in policy-related documents?

(2016) Lutz Bornmann et al.   SCIENTOMETRICS

How to normalize Twitter counts? A first attempt based on journals in the Twitter Index

(2016) Lutz Bornmann et al.   SCIENTOMETRICS

Normalization of Mendeley reader counts for impact assessment

(2016) Robin Haunschild et al.   Journal of Informetrics

Alternative metrics in scientometrics: a meta-analysis of research into three altmetrics

(2015) Lutz Bornmann   SCIENTOMETRICS

Multidimensional assessment of scholarly research impact

(2015) Henk F. Moed et al.   Journal of the Association for Information Science and Technology

How well developed are altmetrics? A cross-disciplinary analysis of the presence of ‘alternative metrics’ in scientific publications

(2014) Zohreh Zahedi et al.   SCIENTOMETRICS