Velázquez-Castro, Judith Alejandra, et al. «Implications of Innovation for Quality in the Smes in the Restaurant Industry. An Empirical Study in Mexico City». Revista De Estudios Andaluces, n.º 37, febrero de 2019, pp. 7-9, https://revistascientificas.us.es/index.php/REA/article/view/7934.