3W. B. Kratziga, Y. S. Petrynab. Structural damage and life-time estimates by nonlinear FE simulation [ J ]. Engineering Structures, 2005 (27) : 1726-1740.
9Ali Mohammad Afsar,Hideki Sekine.Crack Spacing Effect on the Brittle Fracture Characteristics of Semi-infinite Functionally Graded Materials with Periodic Edge Cracks[J]. International Journal of Fracture . 2000 (3)
10Taixu Bai,David D Pollard.Fracture spacing in layered rocks: a new explanation based on the stress transition[J]. Journal of Structural Geology . 1999 (1)
