id	domain	url
dem-15481	www.dem.umk.pl	http://www.dem.umk.pl/dem
dem-15481	dx.doi.org	http://dx.doi.org/10.12775/dem.2017.008
dem-15481	www.quandl.com	https://www.quandl.com
dem-15481	dx.doi.org	http://dx.doi.org/10.1198/073500102317351930
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/j.jairtraman.2012.12.013
dem-15481	eur-lex.europa.eu	http://eur-lex.europa.eu/eli/reg/2012/601/oj
dem-15481	eurlex.europa.eu	http://eurlex.europa.eu/eli/dec/2013/377(1)/oj
dem-15481	eurlex.europa.eu	http://eurlex.europa.eu/eli/dir/2008/101/oj
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/0304-4076(90)90093-9
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/j.jairtraman.2017.02.004
dem-15481	dx.doi.org	http://dx.doi.org/10.1198/073500102317351930
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/j.jairtraman.2012.12.013
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/0304-4076(90)90093-9
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/j.jairtraman.2017.02.004
dem-15481	dx.doi.org	http://dx.doi.org/10.1137/s1052623498344562
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/j.procs.2014.05.277
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/j.enpol.2015.10.008
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/s0304-4076(98)00010-4
dem-15481	eur-lex.europa.eu	http://eur-lex.europa.eu/eli/reg/2014/421/oj
dem-15481	doi.org	https://doi.org/10.1016/j.enpol.2015.02.024
dem-15481	dx.doi.org	http://dx.doi.org/10.1137/s1052623498344562
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/j.procs.2014.05.277
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/j.enpol.2015.10.008
dem-15481	dx.doi.org	http://dx.doi.org/10.1016/s0304-4076(98)00010-4
dem-15481	doi.org	https://doi.org/10.1016/j.enpol.2015.02.024