The small world of citations: How close are citing authors to those they cite?
Wallace, M.L., Larivière, V., Gingras, Y. (2011). The small world of citations: How close are citing authors to those they cite? In Noyons, E. and Ngulube, P. (eds) Proceedings of the 13th International Conference of the International Society for Scientometrics and Informetrics, pp. 829-840. [article]