Recommended Media Advances: Research in Engineering February 1, 2019 ifeesnet The 2018 issue of Avances (Advances) is available. Avances is an annual from the Universidad Libre in Colombia of Spanish-language articles and scientific papers in various fields of engineering, sciences, and applied statistics. Share this: Email a link to a friend (Opens in new window) Email Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn