C. A. Cuesta Chiriboga, A. M. Porras Angulo, D. V. Porras Angulo, and J. B. Porras Quispe, “The tourists’ perception and the ecological parks of the Nueva Loja Parish, Sucumbíos Province”, CCD, vol. 6, no. 1.4, pp. 333-349, Mar. 2023.