Lichens that affect the built heritage, in the historic center of Guatemala City, by the bioindicator method. Avance, [S. l.], v. 25, n. 2, p. 68–83, 2026. Disponível em: https://ojs.farusac.edu.gt/index.php/avance/article/view/166. Acesso em: 4 sep. 2026.