L. E. Simbaña-Taipe, J. A. Villamil-Jaramillo, L. L. Taimal-Mendez, and D. Rodeiro-Pazos, “Barriers to Innovation: Experience of Ecuadorian Small and Medium Entreprises”, Journal of Business, Universidad del Pacífico (Lima, Peru), vol. 13, no. 1, pp. 52-71, Dec. 2021.