[1] Barnslely M F, Demko S G. Chaotic Dynamics and Fractals. American: Academic press, 1985.
[3] Wang X R, Shapir Y. Analysis of multiscaling structure in diffusion-limited aggregation:A kinetic renormalization-group approach. Phys. Rev. A, 1990, 39: 5974
[4] Cui T J, Liang C H.Reflection and transmission of wavesin one dimension-changable 1/RCantor fractal layers. F. J. Phys., 1990, D20: 1843