@book{6474,
	author = {Cassels, J. W. S.},
	title = {An introduction to the geometry of numbers /},
	publisher = {Springer,},
	year = {c1997.},
	series = {Classics in mathematics},
	address = {Berlin ;},
	note = {"Reprint of the 1971 [2nd printing, corrected] edition."}
}