Lluglla Luna, Luis Alfonso, Oscar Roberto Espinoza Lastra, Alfredo Padilla Buñay, y Luis Eduardo Álvarez Cortez. Impact of Economic Investment on the Nationalities of Pastaza and Poverty Levels. Universidad y Sociedad 12, no. S(1) (noviembre 12, 2020): 24-30. Accedido marzo 29, 2024. https://rus.ucf.edu.cu/index.php/rus/article/view/1747.