1. Barcena I
Ibarra P (2001) The Itoiz Rerservoir in the Basque Country: A local conflict becoming (inter)national? Paper presented at the ECPR joint sessions conference, Grenoble, France Available at http://www.essex.ac.uk/ecpr/jointsessions/papers/ws10/barcena_ibarra.pdf
2. Bizkaia Transport Consortium (2003) Public Transport Network Available at http://www.cotrabi.com/ctb/ctb_principal_in.htm