Aguilera Bustos, Joaquin Pablo, and Ludmila Adam. “Experimental Insights into Factors Influencing Vp/Vs Ratios at the Nevado Del Ruiz Volcano, Colombia”. Volcanica 6, no. 2 (August 24, 2023): 283–299. Accessed May 30, 2024. http://www.jvolcanica.org/ojs/index.php/volcanica/article/view/210.