1. Almeida, J. A. S., Pais, A. A. C. C., & Formosinho, S. J. (2009). Science indicators and science patterns in Europe. Journal of Informetrics, 3(2), 134–142. https://doi.org/10.1016/j.joi.2009.01.001
2. Aman, V. (2015). Local, networked or external? Inclusion of regional journals in WoS and its effect. In F. Pehar, C. Schlogl, & C. Wolff (Eds.) “Reinventing information science in the networked society. Proceedings of the 14th International Symposium on Information Science (ISI 2015)” Zadar, Croatia, 19th, 21st May 2015 (pp. 359–369). Glückstadt: Verlag Werner Hülsbusch.
3. Archambault, É., Vignola-Gagné, É., Côté, G., Larivière, V., & Gingrasb, Y. (2006). Benchmarking scientific output in the social sciences and humanities: The limits of existing databases. Scientometrics, 68(3), 329–342. https://doi.org/10.1007/s11192-006-0115-z
4. Bar-Ilan, J., Haustein, S., Peters, I., Priem, J., Shema, H. & Terliesner, J. (2012). Beyond citations: Scholars' visibility on the social Web. In É. Archambault, Y. Gingras & V. Larivière (eds.), Proceedings of 17th International Conference on Science and Technology Indicators, Montréal: Science-Metrix and OST (p./pp. 98–109).
5. Batty, M. (2003). The Geography of Scientific Citation. Environment and Planning a: Economy and Space, 35(5), 761–765. https://doi.org/10.1068/a3505com