@techreport{yanine2020perfil,
  title = {Perfil general de Valladolid Yucatán}
  author = {Yanine Cetina},
  url = {file:///C:/Users/Yanine%20Cetina/Documents/Cursos/Metabolismo%20Urbano/Tareas/VALLADOLID.pdf},
  year = {2020}
}