id	domain	url
esrj-51863	doi.org	https://doi.org/10.15446/esrj.v23n4.51863
esrj-51863	doi.org	https://doi.org/10.1155/2019/1353195
esrj-51863	doi.org	https://doi.org/10.1016/j.nonrwa.2007.06.003