junio 12, 2020
https://www.busworld.org/articles/detail/5268/light-at-the-end-of-the-covid-19-tunnel
junio 12, 2020
https://www.sutp.org/publications/standard-operating-procedures-sops-for-bus-transport-post-covid19-lockdown/
junio 12, 2020
https://www.semana.com/nacion/multimedia/transporte-intermunicipal-y-vuelos-domesticos-todavia-no-seran-habilitados/675864
junio 2, 2020
https://www.busworld.org/articles/detail/5252/inflatable-hygiene-separation-screens-for-vehicles
abril 30, 2020
https://www.elespectador.com/noticias/bogota/buses-intermunicipales-entre-bogota-y-cundinamarca-ampliaron-sus-recorridos-articulo-917268/
abril 12, 2020
https://blogs.worldbank.org/transport/protecting-public-transport-coronavirus-and-financial-collapse
marzo 12, 2020
https://www.uitp.org/management-covid-19-guidelines-public-transport-operators