@misc{alcaldia2020red,
  title = {Red Peatonal}
  author = {Alcaldía de Medellín},
  url = {https://www.medellin.gov.co/geonetwork/srv/spa/catalog.search#/metadata/064409ef-b29d-498a-b44d-c05446d52351},
  year = {2020}
}