SANCHEZ ARREDONDO, L. H.; MOLINA ESCOBAR, J. M.; MACHADO SERRANO, R. I. Mercury baseline, department of Antioquia: current fine active sediments in a scale of 1:500.000. Revista IngenierĂ­as Universidad de MedellĂ­n, v. 18, n. 34, p. 13-23, 28 Jun. 2019.