Oblitas-Cruz, J., and E. Rojas-Gutierrez. “Optimizing the Incorporation of Aloe Vera in Yacon (smallanthus Sonchifolius Poepp. & Endl.) Through Vacuum Impregnation Using Response Surface”. Ingenieria Y Universidad, vol. 22, no. 1, Dec. 2017, pp. 117-36, doi:10.11144/Javeriana.iyu22-1.oiav.