id	domain	url
ijcre-4717	creativecommons.org	https://creativecommons.org
ijcre-4717	dx.doi.org	http://dx.doi.org/10.5130
ijcre-4717	epress.lib.uts.edu.au	http://epress.lib.uts.edu.au
ijcre-4717	dx.doi.org	http://dx.doi.org/10.1016/j.nedt.2007.05.002
ijcre-4717	nbn-resolving.de	http://nbn-resolving.de
ijcre-4717	www.ncbi.nlm.nih.gov	www.ncbi.nlm.nih.gov/pubmed
ijcre-4717	dx.doi.org	http://dx.doi.org/10.1111
ijcre-4717	dx.doi	http://dx.doi
ijcre-4717	dx.doi	http://dx.doi
ijcre-4717	dx.doi.org	http://dx.doi.org/10.4102
ijcre-4717	wengertrayner.com	http://wengertrayner.com/wp-content/uploads/2012/01/09-10-27-cops-andsystems-v2.01.pdf
ijcre-4717	www.ewenger.com	www.ewenger.com/theory
ijcre-4717	siteresources.worldbank.org	http://siteresources.worldbank.org/wbi/resources/cop_qa.pdf