Cárdenas-Giraldo, J.M., Rojas-González, A.F. and Galviz-Garcia, B.C. (2019) “Changes in the Chemical Structure of High-Density Polyethylene when Undergoing Multiple Reprocessing”, Revista Ingenierías Universidad de Medellín, 18(35), pp. 111–124. doi:10.22395/rium.v18n35a7.