張國鎮Lee, G. C.G. C.LeeSugiura, K.K.SugiuraChang, Kuo-ChunKuo-ChunChang2009-02-192018-07-092009-02-192018-07-091991-07http://ntur.lib.ntu.edu.tw//handle/246246/135149Osaka, Japanen-USThe Experimental Basis of Material Constitutive Laws of Structural Steel Under Cyclic and Nonproportional Loadingconference paper