Averages of ratios vs. ratios of averages: an empirical analysis of four levels of aggregation

 Larivière, V., Gingras, Y. (2011). Averages of ratios vs. ratios of averages: an empirical analysis of four levels of aggregation. Journal of Informetrics, 5(3): 392-399.
Mis à jour le 2 novembre 2015 à 13 h 54 min.