@book{18063,
	author = {Halperin, Max},
	title = {Fitting of straight lines and prediction when both variables are subject to error},
	publisher = {Taylor & Francis,},
	year = {1961},
	series = {Journal of the American Statistical Association, Vol. 56, No. 295 (Sep., 1961), pp. 657-669},
	address = {Boca Raton:}
}