5Yong Hyeon Cho.Numerical simulation of the dynamic responses of railway overhead contact lines to a moving pantograph, considering a nonlinear dropper. Journal of Sound and Vibration . 2008
6Jia S G,Liu P,Ren F Z,et al.Wear behavior of Cu-Ag-Cralloy wire under electrical sliding. Materials Science Engineering A Structural Materials Properties Microstructure and Processing . 2005
7Da Hai He,Rafael Manory.A novel electrical contact material with improved self-lubrication for railway current collectors. Wear . 2001
8Rabinowicz E.Friction and Wear of Materials. . 1965
9Francois Lacote.Alstom-Future Trends in Railway Transportation. Japan Railway &Transports Review . 2005
10Aoki S,Kubo S.Present status and problems of contact strips for high speed vehicles’pantographs. J Jpn Soc Tribologists . 1993