Hauptmann, Klatte, J. Bekkering, H. (Ed.), The architecture annual 2005-2006. Delft University of Technology. Rotterdam: 010 Publishers.

The polarized socio-economical reality in the city, the uneven allocation of the population (2/3 living in the west side), the unbalanced distribution of political powers, the contrasting difference between the formal city on the lower valley and the informal barrios on the hills, often give the impression of several cities in one.

(see full presentation on Spacelab TUDelft website)