@book{80682,
	author = {Cassels, J. W. S},
	title = {Lectures on elliptic curves},
	publisher = {Cambridge University Press},
	year = {1991},
	series = {London Mathematical Society student texts},
	address = {Cambridge},
	url = {http://www.loc.gov/catdir/toc/cam027/92160903.html}
}