1. Anonymous Music of Changes info johncage org Trust at College Red New http johncage org pp John Cage Work Detail cfm work ID accessed;John Cage,2018
2. Pauline Fifteen Questions with Body of Work Fifteen Questions edited by https questions net interview fifteen questions pauline oliveros page accessed;Olivieros,2013
3. Improvisation in the Arts of the Middle Ages and Renaissance Medieval Institute Publication;McGee,2003
4. To the Victims of Hiroshima for strings;Penderecki,1961
5. An Interview with American Public Media http musicmavericks publicradio org features interview oliveros html accessed;Baker,2003