id	domain	url
stem-1520	www.openaccessjournals.eu	www.openaccessjournals.eu
stem-1520	univerpubl.com	https://univerpubl.com/index.php/synergy/article/view/410
stem-1520	www.openaccessjournals.eu	www.openaccessjournals.eu
stem-1520	www.openaccessjournals.eu	http://www.openaccessjournals.eu
stem-1520	univerpubl.com	https://univerpubl.com/index.php/synergy/article/view/410
stem-1520	www.openaccessjournals.eu	http://www.openaccessjournals.eu