Cem Gumus Cem Gümüş "Progressive Rock and Progressive Metal" Cem Gumus’s tracks alt_yapı by Cem Gumus published on 2014-03-04T14:22:51Z Senin Hakkinda by Cem Gumus published on 2013-11-16T10:47:59Z trial-1 by Cem Gumus published on 2013-10-26T13:25:41Z Lord Of War Soundtrack - Warlord by Cem Gumus published on 2012-08-29T10:19:40Z