id	domain	url
easat-1862	creativecommons.org	https://creativecommons.org/licenses/by/4.0/)
easat-1862	creativecommons.org	https://creativecommons.org/licenses/by/4.0
easat-1862	doi.org	https://doi.org/10.1016/j.sigpro.2006.02.014