Buitrago-Suescún, Óscar, V. Zambrano-Gómez, and D. Zambrano-Arroyo. “Designing a Process for Separating Leftover Metoplastic Materials in the Production of Engine Gaskets at FRACO S.A.”. Ingenieria Y Universidad, vol. 12, no. 2, Oct. 2008, https://revistas.javeriana.edu.co/index.php/iyu/article/view/941.