1. Perspectives of webometrics;Scientometrics,2001
2. Toward a basic framework for webometrics;Journal of the American Society for Information Science and Technology,2004
3. De Bellis, N. (2014), “History and evolution of (biblio)metrics”, in Cronin, B. and Sugimoto, C.R. (Eds), Beyond Bibliometrics: Harnessing Multidimensional Indicators of Scholarly Impact, MIT Press, Cambridge, MA, pp. 23-44.
4. Microsoft academic: is the phoenix getting wings?;Scientometrics,2017