id	domain	url
dem-11743	www.dem.umk.pl	http://www.dem.umk.pl/dem
dem-11743	dx.doi.org	http://dx.doi.org/10.12775/dem.2016.007
dem-11743	dx.doi.org	http://dx.doi.org/10.18276/frfu.2015.75-20
dem-11743	dx.doi.org	http://dx.doi.org/10.12775/dem.2014.006
dem-11743	www.asepelt.org	http://www.asepelt.org/modules.php?name=content&pa
dem-11743	dx.doi.org	http://dx.doi.org/10.5605/ieb.12.3
dem-11743	www.rp.pl	www.rp.pl/artykul/975301-jakie-oplaty-w-ofe-.html#ap-1
dem-11743	books.google.pl	https://books.google.pl/books/about/wsp%c3%93%c5%81czynnik_beta_teoria_i_pr
dem-11743	liberte.pl	http://liberte.pl/reforma-emerytalna-fakty-i-liczby-zamiastbledow-i-mitow