@TECHREPORT{Bau_Opc_2017, author = "Bautista Rojas, David Esteban - Gaitan, Anderson - Fonseca, Nelson", title = "Opción de grado I", year = 2017, institution = "Repositorio Corporación Unificada Nacional de Educación Superior", url = "https://repositorio.cun.edu.co/handle/cun/2270", }