id	domain	url
crln-9613	asne.org	http://asne.org
crln-9613	sheg.stanford.edu	https://sheg.stanford.edu/upload/v3lessonplans/executive%20summary%2011.21.16.pdf
crln-9613	nces.ed.gov	https://nces.ed.gov/surveys/pisa/pisa2015/index
crln-9613	www.pewinternet.org	www.pewinternet.org/2016/11/11/social-media-update-2016