Gutiérrez, A., J.A. Burgos, C. Garcerá, M. Zarzo, M.L. Ruiz, and E. Moltó. “Optimization of an Aroma Sensor for Assessing Grape Quality for Wine Making”. Spanish Journal of Agricultural Research 5, no. 2 (June 1, 2007): 157-163. Accessed August 1, 2026. https://sjar.revistas.csic.es/index.php/sjar/article/view/235.