@book{12246,
	author = {Hatcher, D. S. and Siees, C. P.},
	title = {An experimental study of a quarter-scale reinforced concrete flat slab floor},
	publisher = {University of Illinois,},
	year = {1960},
	series = {Civil enginneering Studies Structural research series},
	address = {Urbana, Ill. :}
}