7Mandelbrot B B, Passoja D E, Paullay A J. Fractal character of fracture surfaces of metals[J]. Nature, 1984,308:308 -721.
8Costa J M, Sagues F, Vilarrasa M. Fractal patterns from corrosion pitting[ J ]. Corrosion Science, 1991,32 (5 -6) :665 -668.
9Paik J K, Lee J M, Ko M J. Ultimate shear strength of plate ele- ments with pit corrosi-on wastage [ J ]. Thin-walled Structure, 2004,42(8) :1161 - 1176.
10Miedlar P C, Berens A P, Allan Gunderson. USAF Damage Tolerant Design Handbook:Guidelines for the Analysis and Design of Damage Tolerant Aircraft Structures [ R ]. AFRL- VA-WP-TR-2003-3002,2002.
