Elastic displacement response spectra suitable for applying direct displacement-based design (ddbd) in Armenia (Colombia). Revista de Investigaciones Universidad del Quindío, [S. l.], v. 19, n. 1, p. 86–103, 2009. DOI: 10.33975/riuq.vol19n1.777. Disponível em: https://revistas.uniquindio.edu.co/ojs/index.php/riuq/article/view/777. Acesso em: 25 jun. 2026.