Freire, Wilma B., Andrea Chávez, Elisa Jiménez, y Phillipe 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 Académica 14 (septiembre 13, 2023): 13–18. Accedido junio 15, 2024. https://revistas.usfq.edu.ec/index.php/bitacora/article/view/3096.