Links
[1] https://www.metrodebogota.gov.co/?q=content/sistema-metro/linea-2-del-metro-bogota/generalidades
[2] https://www.metrodebogota.gov.co/?q=content/sistema-metro/linea-2-del-metro-bogota/estaciones
[3] https://www.metrodebogota.gov.co/?q=content/sistema-metro/linea-2-del-metro-bogota/estudios