"SD160 Light Rail Vehicle"(PDF). Siemens Transportation Systems, Inc. May 2007. Archived from the original(PDF) on October 26, 2010. Retrieved August 1, 2014.
"SD160 Light Rail Vehicle"(PDF). Siemens Transportation Systems, Inc. May 2007. Archived from the original(PDF) on October 26, 2010. Retrieved August 1, 2014.