Joseph Beuys

• http://digital.lib.uiowa.edu/cdm/compoundobject/collection/fluxus/id/191/rec/8
• https://monoskop.org/log/?p=17431
• http://www.tate.org.uk/art/artists/joseph-beuys-747
• http://fiu-verlag.com/?s=beuys
• http://www.walkerart.org/collections/publications/art-expanded/one-of-many-joseph-beuys/
• https://vimeo.com/3541170