1. Unbekannte Orgelmusik aus Italien aus dem 17./18. Jahrhundert Publication/Creation: Sankt Augustin : J. Butz, [2000] Resource Type: Musical Score Access & Availability: Loading
2. Unpremeditated art : the cadenza in the classical keyboard concerto Author/Creator: Whitmore, Philip Publication/Creation: Oxford : Clarendon Press, 1991. New York : Oxford University Press, 1991 Resource Type: Book Access & Availability: Loading