Search for: [References = "44. WALSH C., 2015. Creating a space for cooperation\: Soft spaces, spatial planning and territorial cooperation on the island of Ireland \[in\:\] P. Allmendinger, G. Haughton, J. Knieling, F. Othengrafen \(eds.\), Soft spaces in Europe\: Re\-negotiating governance, boundaries and borders, London\: Routledge, pp. 192\-212."]