1 CD
Label: Intercord (860 879)
Published in 1993
(New editions in 2000: Tacet 092, and 2001: 998- 25 CD-Box)

1 CD
Label: Capriccio (10 439)
Published in 1992

1 CD
Label: EMI (CDC 7.54762 2)
Published in 1993
(New edition as 2-CD-box in 2009: Warner Classics EMI 2 37061)

1 CD
Label: Music Masters (7008-2)
Published in 1993 (New edition of the CD MHS 512510K from 1990)

1 CD
Label: Dabringhaus und Grimm (Reflections 63012)
Published in 1993

in: Quellenstudien II. Zwölf Komponisten des 20. Jahrhunderts, Winterthur (Amadeus) 1993, S. 169-204 (=Veröffentlichungen der Paul Sacher-Stiftung…

Diss. phil.
TU Berlin 1993

in: Università degli studi di Perugia, Centro di studi musicali in Umbria (Hrsg.): Esercizi. Musica e spettacolo, 12, nuova serie 3, 1993

(Nr. I-III, V-VII, IX-XIII, XV-XVI, XVIII-XIX, XXI-XXII)

1 CD
Label: CPO (999 192-2)
Published in 1993

1 CD
Label: BIS (CD-544)
Published in 1992