@book{36021,
	author = {Heitler, Walter,},
	title = {The Quantum Theory of Radiation /},
	publisher = {Dover Publications,},
	year = {1984.},
	address = {New York :},
	edition = {3rd ed.},
	note = {Reprint. Originally published: 3rd ed. Oxford : Clarendon Press, 1954. (The International series of monographs on physics)}
}