@book{9419,
	author = {Ramsey, Norman, and Oxford University Press.},
	title = {Molecular beams},
	publisher = {Clarendon,},
	year = {1956.},
	series = {International series of monographs on physics.},
	address = {Oxford :},
	url = {http://dx.doi.org.ezproxy.bu.edu/10.1093/acprof:oso/9780198520214.001.0001}
}