@book{31069,
	author = {Jacobson, Michael J., Jr. and Williams, Hugh C. and Williams, Hugh C. ; jt. auth.},
	title = {Solving the pell equation},
	publisher = {Springer Science+Business Media, Inc.},
	year = {2009},
	series = {CMS books in Mathematics},
	address = {New York},
	note = {"Purchased under NBHM grant for the year 2009-2010"}
}