Tài liệu tham khảo WikiPedia: Jestem (bài hát của Magdaleny Tul) http://4.bp.blogspot.com/-_6J0UX6t2QA/Tb_1sbdgNbI/... http://www.discogs.com/Magdalena-Tul-Jestem/releas... http://www.escdaily.com/magdalena-tul-wins/ http://www.esctoday.com/16772/poland_magdalena_tul... http://www.youtube.com/watch?v=rmWpcyVj1L4 http://archive.is/6xhJt http://archive.is/EaRvG http://archive.is/F4q4 http://archive.is/IcQ6x http://www.eurowizja.org/v10_news.php?id=6328
