2Ko J M,Sun Z G,Ni Y Q.Multi-stage identification scheme for detecting damage in cable-stayed Kap Shui Mun Bridge,Engineering Structures.2002,24:857-868.
3Stubbs N,Osegueda R.Global nondestructive damage evaluation in solid[J].International Journal of Analytical and Experimental Modal analysis,1990,5(2):67-79.
4Ndambi J M,Vantomme J,Harri K.Damage assessment in reinforced concrete beams using eigenfrequencies and mode shape derivatives,Engineering Structures.2002(24),501-515.
5Maeck J,M Abdel Wahab,B.peeters,G.De Roeck,J.De Visscher,W.P.De Wilde,J.-M.Ndambi,Vantomme J.Damage identification in reinforced concrete structures by dynamic stiffness determination,Engineering Structures.2000(22),1339-1349.
6Neild S A,William M S,McFadden P D.Nolinear vibration characteristics of damaged concrete beams,Journal of structural engineering,2003,129(2):260-268.