@book{25348,
	author = {Giaquinta, Mariano and Hildebrandt, Stefan},
	title = {Calculus of variations I},
	publisher = {Springer-Verlag,},
	year = {2004},
	series = {Grundlehren der Mathematischen Wissenschaften },
	address = {Berlin:},
	note = {"Purchased under NBHM grant for the year 2004-2005"}
}