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Lemos J V，Lorig L J. Hydromechanical modeling of jointed rock masses using the distinct element method[A].In: Mechanics of jointed &faulted rock[C]. Rotterdam: Balkema,1990 陶連金，張倬元.;復(fù)雜工程巖體穩(wěn)定性評價的方法與實踐[M]