TY  - BOOK
AU  - Hellemans, Babette 
AU  -  Jones Nelson, Alissa
TI  - Images, Improvisations, Sound, and Silence from 1000 to 1800 - Degree Zero: Degree Zero
SN  - 9789048529186
PB  - Walter de Gruyter
KW  - History
UR  - http://www.degruyter.com/isbn/9789048529186
ER  -