Forero-Pinilla, Álvaro, Héctor Hely Alarcón-Sichacá, and Yesid Rolando Acosta-Hernández. “Design, Construction and Commissioning of a Laboratory Type Drum Type Magnetic Concentrator”. Revista Facultad de Ingeniería 15, no. 20 (December 2, 2010): 71–78. Accessed April 16, 2024. https://revistas.uptc.edu.co/index.php/ingenieria/article/view/1335.