1. Yang Zhimao. The influence of composition and microstructure of vacuum contact materials on the dielectric strength, interrupting ability and chopping current [Ph.D. Thesis]. Xi an: Xi an Jiaotong University, 1996.
2. Wang Yaping. The influence of selective strengthening and microstructure ultra-fining on the electrical properties of CuCr contact materials [Ph.D. Thesis]. Xi an: Xi an Jiaotong University, 1998.
3. Effect of selective strengthening of CuCr contact materials on the dielectric strength in a short vacuum gap;Wang;Proc CSEE,1999
4. Preparation of CuCr25 alloys through vacuum arc-smelting and their properties;Feng;Trans Nonferrous Met Soc China,2000
5. Effect of microstructure of electrode materials on are cathode spot dynamics;Yaping;J Phys D Appl Phys,2003