De la matérialité discursive des murailles urbaines

The text proposes a temporary reflection on graffiti of all kinds. From the point of view of urban sociolinguistics, they produce spaces claim, denied spaces ... but also limits and boundaries. They are self-managed urban writings (now EUA) because they are the expression of a non-institutional action and help to understand the distinct fragmentation of the common space in this sense, the EUA are urbanized glottopolitic actions .