システマティック・ケイオス
↑ http://www.mikeportnoy.com/forum/tm.aspx?m=1550315&mpage=1&key=&#1550315
↑ http://www.mikeportnoy.com/forum/tm.aspx?m=1557221
↑ http://mikeportnoy.com/forum/tm.aspx?m=1611927
↑ http://www.ibanez.co.jp/tama_interview.php?interview_id=26
↑ http://www.roadrunnerrecords.co.uk/artists/DreamTheater/bio.aspx
↑ http://mikeportnoy.com/forum/announcement.aspx?id=7
↑ http://www.mahasz.hu/m/?menu=slagerlistak&menu2=top_40_album_es_valogataslemez_lista
↑ Billboard Top 200