Audio document Breindl, Martin et al. – Wortstaub - Partikelwelt : a biofeedback-textmachine brainwaveversion. – Wien : Alien Productions, 1999. – Compact Disc, stereo sound, 30 min 14 s.
Archive document Sodomka, Andrea ; Breindl, Martin ; Math, Norbert. – Autoregulative spaces = autoregulative räume. – Wien : Alien Productions, [s.d.]. – [35] p. – Installation's description.