«Evolution of the level of innovation in small businesses: a study from the evolution of the radar of innovation», JETIA, vol. 3, n.º 10, pp. 4–11, jun. 2017, Accedido: 23 de octubre de 2026. [En línea]. Disponible en: https://itegam-jetia.org/journal/index.php/jetia/article/view/88