id	domain	url
esrj-51218	dx.doi.org	http://dx.doi.org/10.15446/esrj.v19n2.51218
esrj-51218	dx.doi.org	http://dx.doi.org/10.15446/esrj.v19n2.51218
esrj-51218	www.ggntr.com	http://www.ggntr.com