1. ANDREOU, G.and BACHE, I. (2010), ‘Europeanization and multi-level governance in Slovenia’, Southeast European and Black Sea Studies, 10 (1), pp. 29–43, http://dx.doi.org/10.1080/14683851003606861 (30.11.2015).
2. BALCHIN, P. N. and SÝKORA, L. (1999), Regional Policy and Planning in Europe, New York: Routledge.
3. BARTOL, B., BRATINA-JURKOVIČ, N., FATUR, A., FON-BOŠTJANČIČ, N., KOŠAK, E., LAPANJA, A., LENARČIČ, F., PODLESNIK, F. and TORBICA, J. (2004), Spatial Development Strategy of Slovenia (SDSS), Ministry of Environment, Spatial Planning and Energy, Ljubljana, Slovenia, http://www.espon-interstrat.eu/admin/attachments/SPRS_eng.pdf (30.11.2015).
4. BERDAVS, J. (2008), ‘European Integration and Spatial Planning: From an International to a Local Cross-Border Level’, Regions – The Newsletter of the Regional Studies Association, 270, pp. 12‒14, http://www.aesop-planning.eu/downloads/Other/en_GB/regions-n270-a-special-issue-on-new-thinking-about-regional-planning-handled-by-aesop-young-academics (30.11.2015).
5. BUFON, M. (2002), ‘Experience of Cross-Border Cooperation in the Upper Adriatic’, Regional and Federal Studies, 12 (4), 177‒196, http://dx.doi.org/10.1080/714004771 (30.11.2015).