{"product_id":"circumscribing-the-open-universe","title":"Circumscribing the Open Universe","description":"Explores the concept of open structure as it has evolved in the music of the American avant-garde throughout the 1960s and 1970s. The works of five composers are examined in detail: John Cage, Morton Feldman, Christian Wolff, Robert Ashley and Alvin Lucier.","brand":"University Press of America","offers":[{"title":"Default Title","offer_id":54236513108312,"sku":"9780819137487","price":62.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/1295\/4195\/files\/9780819137487.jpg?v=1769808630","url":"https:\/\/agendabookshop.com\/products\/circumscribing-the-open-universe","provider":"Agenda Bookshop","version":"1.0","type":"link"}