[1] technology for defects in rail[J]. Chinese Journal of Scientific Instrument, 2016,37(8):1763-1780.)

[2] Theoretical Research on Urban Construction, 2018(13): 78-79.)

[3] electromagnetic scattering from composite targets by hybrid ACA and MLFMA methods[J]. Journal of Terahertz Science and Electronic Information Technology, 2018,16(4):662-667.)

[4] electromagnetic scattering from underground pipelines based on integral equation[J]. Journal of Terahertz Science and Electronic Information Technology, 2017,15(2):247-252.)

[5] LIU Z,TANG D,ZHANG Z,et al. Combination of MLFMA and ACA to accelerate computation of scattering from underground pipelines[C]// International Applied Computational Electromagnetics Society Symposium. Suzhou,China:IEEE, 2017:75-76.

     Society Symposium. Suzhou,China:IEEE, 2017:75-76.

     LIU Z,TANG D,ZHANG Z,et al. Combination of MLFMA and ACA to accelerate computation of scattering from underground pipelines[C]// International Applied Computational Electromagnetics Society Symposium. Suzhou,China:IEEE, 2017:75-76.

     LIU Z,TANG D,ZHANG Z,et al. Combination of MLFMA and ACA to accelerate computation of scattering from underground pipelines[C]// International Applied Computational Electromagnetics

[6] BALANIS C A. Advanced engineering electromagnetics[M]. New York:Wiley, 1989.

     BALANIS C A. Advanced engineering electromagnetics[M]. New York:Wiley, 1989.

     BALANIS C A. Advanced engineering electromagnetics[M]. New York:Wiley, 1989.

[7] scattering analysis of complex targets[J]. Acta Electronica Sinica, 1999,27(6):104-109.)

[8] composite conducting and dielectric object using combined field integral equation with MLFMA[J]. Acta Electronica Sinica, 2007,35(11):2062-2066.)

[9] approximation algorithm in MoM[J]. Journal of Air Force Engineering University, 2013,14(4):76-79.)

[10] MA L,NIE Z,HU J,et al. Combined MLFMA-ACA algorithm application to scattering problems with complex and fine structure[C]// 2009 Asia Pacific Microwave Conference. Singapore:IEEE, 2009:802-805.

     MA L,NIE Z,HU J,et al. Combined MLFMA-ACA algorithm application to scattering problems with complex and fine structure[C]// 2009 Asia Pacific Microwave Conference. Singapore:IEEE, 2009:802-805.

     MA L,NIE Z,HU J,et al. Combined MLFMA-ACA algorithm application to scattering problems with complex and fine structure[C]// 2009 Asia Pacific Microwave Conference. Singapore:IEEE,

     2009:802-805.

[11] CHEN L,SUN Y,YANG S. Fast calculation of bistatic RCS for conducting objects using the adaptive cross approximation algorithm[C]// International Symposium on Antennas, Propagation, and EM Theory. Xi’an,China:[s.n.], 2012:999-1002.

     CHEN L,SUN Y,YANG S. Fast calculation of bistatic RCS for conducting objects using the adaptive cross approximation algorithm[C]// International Symposium on Antennas, Propagation, and EM Theory. Xi’an,China:[s.n.], 2012:999-1002.

     CHEN L,SUN Y,YANG S. Fast calculation of bistatic RCS for conducting objects using the adaptive cross approximation algorithm[C]// International Symposium on Antennas, Propagation,

     and EM Theory. Xi’an,China:[s.n.], 2012:999-1002.

[12] scattering problem of complex targets[D]. Chengdu,China:UESTC, 2008.)

[13] Chengdu,China:UESTC, 2016.)

[14] characteristics of targets in half space environment[D]. Chengdu,China:UESTC, 2016.)

[15] SCHRODER A,BRUNS H D,SCHUSTER C. A hybrid approach for rapid computation of two-dimensional monostatic radar cross section problems with the multilevel fast multipole algorithm[J]. IEEE Transactions on Antennas and Propagation, 2012,60(12):6058–6061.

     SCHRODER A,BRUNS H D,SCHUSTER C. A hybrid approach for rapid computation of two-dimensional monostatic radar cross section problems with the multilevel fast multipole algorithm[J].

     IEEE Transactions on Antennas and Propagation, 2012,60(12):6058–6061.

     SCHRODER A,BRUNS H D,SCHUSTER C. A hybrid approach for rapid computation of two-dimensional monostatic radar cross section problems with the multilevel fast multipole algorithm[J]. IEEE Transactions on Antennas and Propagation, 2012,60(12):6058–6061.