Amaya-Ruiz J, Ordóñez-Carpio S, Salazar-Silva I, Achig-Balarezo MC, Peñaherrera-Palacios C, Cardoso Martínez F. The production of earth-based paint as an endogenous resource in the province of Azuay, Ecuador. EST [Internet]. 2017 Dec. 29 [cited 2024 Apr. 24];7(12):93-102. Available from: https://publicaciones.ucuenca.edu.ec/ojs/index.php/estoa/article/view/1563