id	domain	url
cieatasu-527	www.prb.org	http://www.prb.org/pdf09
cieatasu-527	quickfacts.census.gov	http://quickfacts.census.gov/qfd/states/00000.html
cieatasu-527	cie.asu.edu	http://cie.asu.edu/ojs/index.php/cieatasu/article/view/527