Lerman, Celia, Protecting Artistic Vandalism: On Graffiti and Copyright Law (March 11, 2012). http://ssrn.com/abstract=2033691 (30 July 2012).

Lerman, Celia, Protecting Artistic Vandalism: On Graffiti and Copyright Law (March 11, 2012). http://ssrn.com/abstract=2033691 (30 July 2012).