ANAYA, Eugenio C. Mayo, 1979. ECA: Estudios Centroamericanos, [S. l.], v. 34, n. 368, p. 450–452, 1979. DOI: 10.51378/eca.v34i368.7283. Disponível em: https://revistas.uca.edu.sv/index.php/eca/article/view/7283.. Acesso em: 10 may. 2025.