@book{21636,
	author = {Carmichael, H.J., ed. and Glauber, R.J., ed.},
	title = {Directions in Quantum Optics},
	publisher = {Springer Berlin Heidelberg},
	year = {2001},
	series = {Lecture Notes in Physics},
	address = {Heidelberg, Berlin},
	url = {http://doi.org/10.1007/3-540-40894-0}
}