VLT

http://www.bombardier.com/en/transportation/products-services/rail-vehicles/light-rail-vehicles/flexity-freedom.html?docID=0901260d801a291a

http://www.mobility.siemens.com/mobility/global/en/urban-mobility/rail-solutions/trams-and-light-rail/Pages/trams-and-light-rail.aspx#Combino%20%e2%80%93%20intra-urban%20service

http://www.mobility.siemens.com/mobility/global/en/urban-mobility/rail-solutions/trams-and-light-rail/Pages/trams-and-light-rail.aspx