W. B. Freire, A. Chávez, E. Jiménez, y P. Belmont, «Construction of the “Photographic Atlas of Standardized Foods and Beverages” to support the online application of the “24-hour reminder multi-step method” survey and the “NOVA 27 UPF Categories Tracker”», Bitácora, vol. 14, pp. 13–18, sep. 2023.