A. Guglielmetti, V. D'Ignoti, D. Ghirardello, S. Belviso, and G. Zeppa, “OPTIMISATION OF ULTRASOUND AND MICROWAVE-ASSISTED EXTRACTION OF CAFFEOYLQUINIC ACIDS AND CAFFEINE FROM COFFEE SILVERSKIN USING RESPONSE SURFACE METHODOLOGY”, Ital. J. Food Sci., vol. 29, no. 3, Mar. 2017, doi: 10.14674/IJFS-727.