Valdes Salazar, R. (2018) “Measuring market integration and pricing efficiency along regional maize-tortilla chains of Mexico”, Revista de la Facultad de Ciencias Agrarias UNCuyo, 50(2), pp. 279–292. vailable at: https://revistas.apps.sid.uncu.edu.ar/ojs3/index.php/RFCA/article/view/2961 (ccessed: 28 April 2026).