@book{136393,
	author = {Malykin, Grigorii B. and Pozdnyakova, Vera I.},
	title = {Ring interferometry /},
	publisher = {De Gruyter,},
	year = {2013.},
	series = {De Gruyter Studies in Mathematical Physics ;},
	address = {Berlin :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10786183}
}