Lercker, G., N. Frega, F. Bocci, and M. Mozzon. “Volatile Constituents and Oxidative Stability of Virgin Olive Oils: Influence of the Kneading of Olive-Paste”. Grasas Y Aceites, vol. 50, no. 1, Feb. 1999, pp. 26-29, doi:10.3989/gya.1999.v50.i1.632.