1. Anand, H., & Haberer, J. (1978). Scientific and political orientation of American scientists. Research Policy,7, 27–46.
2. 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, 329–342.
3. Auriol, L., Schaaper, M., & Felix, B. (2012). Mapping careers and mobility of doctorate holders: Draft guidelines, model questionnaire and indicators—Third Edition. OECD science, Technology and Industry Working Papers, 2012/07, OECD Publishing.
4. Bagatelas, W. T., & Sergi, Bs. (2004). The Balkans ‘brain drain’—Its meaning and implications. SEER: Journal for Labour and Social Affairs in Eastern Europe,6, 7–12.
5. Bar-Ilan, J. (2010). Citations to the “Introduction to informetrics” indexed by WOS, Scopus and Google Scholar. Scientometrics,82, 495–506.