Media type: E-Article Title: Variable Ensembles Contributor: O'Loughlin, Niall; Schoenberg, Arnold; Hauer, Josef Matthias; Mache, Francois-Bernard; Lazarof, Henri; Polard, Lionel imprint: JSTOR, 1991 Published in: The Musical Times Language: Not determined DOI: 10.2307/965795 ISSN: 0027-4666 Keywords: Music Origination: Footnote: