1. (1) Tokuda, N. and Ishige, M., “High speed performance and construction of independent wheel system bogie with DDM”, RTRI report, Vol.22, No.2 (2008), pp.5-10.
2. (2) Japan Society of Rolling Stock and Machinery ed., “Research on Development of New Light Rail Vehicles being Gentle with People” (in Japanese), Interim Report of JRMA, (1997), pp.77-84.
3. (3) Griffin, T., “Center Truck Performance on Low-Floor Light Rail Vehicles”, TCRP Report, 114 (2006), p.30.
4. (4) Rail Accident Investigation Branch, “Derailment at Birmingham Snow Hill, Midland Metro: 29 January 2007”, Rail Accident Report, (2007), p.16, Department for Transport.
5. (5) Rolling Stock Department ed., Maintenance and Repair of Rolling Stocks (1) (in Japanese), (1977), pp. 602-626, Japanese National Railways.