@book{37,
	author = {Nau, Robert F. and Oliver, Robert M.},
	title = {Simulating and analyzing artificial non-stationary earthquake ground motions /},
	publisher = {EERC, College of Engineering, University of California },
	year = {1980},
	series = {Report University of California, Berkeley. Earthquake Engineering Research Center},
	address = {Berkeley, California }
}