CMM's publication entitled "Nature of active sites and beneficial influence of water in the catalysis of Fischer esterification" by Chiara Caratelli, Julianna Hajek, Francisco G. Cirujano, Michel Waroquier, Francesc X. Llabres i Xamena and Veronique Van Speybroeck was the second most downloaded article of the last 90 days in Journal of Catalysis.