@MISC{Ort_Cer_2013,
author = "Ortiz Casas, Elva Leonor - Vanegas",
title = "Ceremonia ex-becarios Fundación W. K. Kellogg (1)",
year = 2013,
url = "https://bibliotecadigital.univalle.edu.co/handle/10893/5063",
}