CASTILLO SÁNCHEZ, R. W. . A look back at Vallejo’s thesis on Romanticism in Spanish poetry: Poetic and aesthetic roots of Los Heraldos Negros. Espergesia, [S. l.], v. 6, n. 1, p. 64–82, 2019. DOI: 10.18050/esp.2014.v6i1.2162. Disponível em: https://revistas.ucv.edu.pe/index.php/espergesia/article/view/992. Acesso em: 3 jul. 2024.