Anna Keller, d o m, Synonym
Pierre Boulez: Messagesquisse pur 7 Violoncelles (Patrick & Thomas Demenga, Anna Loudos, Barbara Lichter, Beat Feigenwinter, Françoise Schiltknecht, Michael Keller) Various Artists 07:59
Boulez: Messagesquisse pour 7 Violoncelles (1976) Thomas Demenga, Barbara Lichter, Anna Loudos, Beat Feigenwinter, Michael Keller, Francoise Schiltknecht, Pierpaolo Toso, Jürg Wyttenbach 08:03