composed by, instruments [synthesizers, pianos, digital technique], vocals, mixed by, design [cover] Vladimír Hirsch
design [cover photo] Jan Vávra
mastered by Vojtěch Haňka
sounds [additional] Tom Saivon
Final version of original composition De regionibus liminis for integrated techniques, op.68, 2002-2003. Revisited and remastered 2008. Musicians: Vladimír Hirsch - pianos, synthesizers, digital technique, Tom Saivon - additional sounds.