General discussion of data quality challenges in social media metrics: Extensive comparison of four major altmetric data aggregators

Suitability of Google Scholar as a source of scientific information and as a source of data for scientific evaluation—Review of the Literature

(2017) Gali Halevi et al.   Journal of Informetrics

Grand challenges in altmetrics: heterogeneity, data quality and dependencies

(2016) Stefanie Haustein   SCIENTOMETRICS

The museum of errors/horrors in Scopus

(2016) Fiorenzo Franceschini et al.   Journal of Informetrics

A new methodology for comparing Google Scholar and Scopus

(2016) Henk F. Moed et al.   Journal of Informetrics

Google Scholar, Scopus and the Web of Science: a longitudinal and cross-disciplinary comparison

(2015) Anne-Wil Harzing et al.   SCIENTOMETRICS

Evaluation of the citation matching algorithms of CWTS and iFQ in comparison to the Web of science

(2015) Marlies Olensky et al.   Journal of the Association for Information Science and Technology

A systematic analysis of duplicate records in Scopus

(2015) Juan-Carlos Valderrama-Zurián et al.   Journal of Informetrics

The Google scholar experiment: How to index false papers and manipulate bibliometric indicators

(2013) Emilio Delgado López-Cózar et al.   Journal of the Association for Information Science and Technology

Google Scholar duped and deduped – the aura of “robometrics”

(2011) Péter Jacsó   ONLINE INFORMATION REVIEW

Assessing the scholarly impact of information studies: A tale of two citation databases—Scopus and Web of Science

(2009) Lokman I. Meho et al.   JOURNAL OF THE AMERICAN SOCIETY FOR INFORMATION SCIENCE AND TECHNOLOGY