[1] Chen Xiongliang. Roof strength,an ignored hidden danger to automobiles[J]. Auto and Safety,2005,(10):52-54

[2] Feitianyingming,Chaitianyangyi,Lingmuwozhi et al.. Current situation and future for automobile resistance spot welding[J]. World Auto,1986,(4):9-12

[3] Wu Mingqing,Yin Zhanshun. Application of laser welding technology in the production of engineering vehicle[J]. Modern Welding Technology,2008,(8):42-45

[4] Wu Qiang,Chen Genyu,Xu Lanying et al.. CO2 laser welding of vehicle body[J]. Chinese J. Lasers,2007,34(12):1726-1731

[5] H. Haferkamp,O. Meier,K. Harley. Laser beam welding of new high strength steels for auto body construction[J]. Key Engineering Materials,2007,344:723-730

[6] Wei Wei,Yao Yuan,Chen Ming. Research on forming and weldability of laser welding galvanized sheet metals for auto body[J]. Automobile Technology & Material,2009,(3):14-17

[7] Xie Peimin,Fu Hanguang. The progress on the application of galvanizing strip to automobile[J]. J. Xi′an Highway University,2000,2(2):76-80

[8] Yu Gang,Zhao Shusen,Zhang Yongjie et al.. Research on key issues of laser welding dissimilar metal[J]. Chinese J. Lasers,2009,36(2):261-268

[9] X. M. Lai,A. H. Luo,Y. S. Zhang et al.. Optimal design of electrode cooling system for resistance spot welding with the response surface method[J]. International J. Advanced Manufacturing Technology,2009,41(3-4):226-233

[10] Sui Yunkang,Zhang Xuan,Yu Huiping. Improvement and application on response surface methodology in shape optimization[J]. J. Beijing University of Technology,2008,34(1):31-36

[11] Yang Shiwen,Xu Xiaojian. Application of MATLAB optimization toolbox in structural optimization[J]. Science Technology and Engineering,2008,8(5):1347-1349