CD-R made by Pierre Thilloy, on which is version 2 that was recorded by my friend Hannie, to which Mr.Thilloy added a recording of version 3. Version 2 is a recording of the broadcasting by BBC Radio 3 on June 23, 2002 in the weekly program “Choir Works”. Version 3 is a recording of a performance in Noirlac Abbey on September 22, 2002