陳永祥Sheu, Jau-TsannJau-TsannSheuChen, Yung-HsiangYung-HsiangChen2009-01-192018-06-282009-01-192018-06-281993http://ntur.lib.ntu.edu.tw//handle/246246/100199en-USFree Vibration of Layered Beam with Viscoelastic Corejournal article