Electric Traction Power Supply	Railway High Voltage Systems
Electric Traction	A Simulation Tool for the Design of the  Electrical Supply System of High-Speed Railway Lines - E. Pilo, L. Rouco, A.  Fernández, A. Hernández-Velilla
Measurements on 25 kV Traction  Power Supply Systems - R. de Graaff........	Railway Electrification - Engineering a Better Transportion Serrvice
Railway Technology	Electric Traction Technology
American Railway Electrification Schemes	HIGH SPEED/POWER SUPPLY
Railway Catenary	Shanghai Tunnel Electrical Equipment Engineering Co., Ltd.
THE VEHICLE --PROPULSION AND RESISTANCE - Davis formula--Railway