Berrezueta-Guaricela, J.M., Mejía-Chico, E.G., Minchala-Orellana, J.A. and Quintuña-Peñafiel, D.V. 2023. Reflections about the cultural differences of the Otavaleños and the Cofánes. Linguistics and Culture Review. 7, S1 (Aug. 2023), 107-115.