http://www.mathias-grassow.de/ Ambient artist from Germany, who performs live and in his studio, making sounds with voice, singing bowls, keyboards, synthezisers and found objects. http://home.earthlink.net/~swingingaxe/randygreifdisc.htm Home to ambient musician Randy Greif, with new release information, a discography and biography. http://www.hypnos.com/greinke/ Lots of information about one of the most prolific figures in the genre. Official site includes a full discography, artist bio, news updates, and audio clips.