@book{21022,
	author = {Ayman Ahmed Seleemah and Amr W. Sadek , },
	title = {Experimental and analytical investigations of seismic response of buildings with added linear and nonlinear viscous dampers / },
	publisher = {Ayman Ahmed Seleemah , },
	year = {1997},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}