ERAZO, Oswaldo. Rusia versus Ucrania: El conflicto. El Outsider, [S. l.], v. 7, p. 98–106, 2022. DOI: 10.18272/eo.v7i.2633. Disponível em: https://revistas.usfq.edu.ec/index.php/eloutsider/article/view/2633. Acesso em: 11 abr. 2025.