Forero-Pinilla, Á., Alarcón-Sichacá, H. H., & Acosta-Hernández, Y. R. (2010). Design, construction and commissioning of a laboratory type drum type magnetic concentrator. Universidad Pedagógica y Tecnológica de Colombia.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रForero-Pinilla, Álvaro, Héctor Hely Alarcón-Sichacá, और Yesid Rolando Acosta-Hernández. Design, Construction and Commissioning of a Laboratory Type Drum Type Magnetic Concentrator. Universidad Pedagógica y Tecnológica de Colombia, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्रForero-Pinilla, Álvaro, et al. Design, Construction and Commissioning of a Laboratory Type Drum Type Magnetic Concentrator. Universidad Pedagógica y Tecnológica de Colombia, 2010.
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