Development of a highly modified asphalt with SBS polymer from a conventional base asphalt from the Ecopetrol Barrancabermeja 60-70 refinery by varying the polymer concentration. (2022). BISTUA Revista De La Facultad De Ciencias Básicas, 19(2), 34-39. https://doi.org/10.24054/bistua.v19i2.1067 (Original work published 2021)