Books
Magazines
Websites
Other

• Courtois, Guido (2013) Personal communication.

• Experimental Jetset (2011) Two or three things I know about Provo. An impromptu installation for W139. Pamphlets 0-7.

• Gasteren, Louis van (1966) Omdat mijn fiets daar stond [Because my bicycle was standing there]. Documentary. See YouTube.

• Gasteren, Louis van (1984) Allemaal rebellen [Everyone is a rebel]. Documentary.

• Gerbino, Melchiorre (2012) Personal communication.

• Metz, Hans (2011/2) Personal communication.

• Weber, Fer (2012/3) Personal communication.

• Witkar promo folder (1972; CV Witkar, Amsterdam).