2Casas J R. A combined method for measuring cable forces: thecable-stayed Alamillo bridge, Spain [ J]. Structural Engineering International, 1994, 4 (4) : 235 - 240.
3Irvine H M. Cable Structures [ M ]. Cambridge: M1T Press,1981.
4Russell J C, Lardner T J. Experimental determination of fre-quencies and tension for elastic cables [J]. Journal of Engineering Mechanics, 1998, 124 (10): 1067- 1072.
5Yen W H P, Mehrabi A B, Tabatabai H. Estimation of staycable tension using a non-destructive vibration technique [A].ASCE Building to Last: Proceedings of the 15th Structures Congress [C]. Portland, Oregon, New York. 1997, 1: 503-507.
6Zui H, Shinke T, Namita Y. Practical formulas for estimationof cable tension by vibration method [ J ]. Journal of StructuralEngineering, ASCE, 1996, 122 (6): 651 -656.
7Mehrabi A B, Tabatabai H. Unified finite difference formulationfor free vibration of cables [J]. Journal of Structural Engineer-ing, ASCE, 1998, 124, 1313- 1322.
