References
- [1] Bachev, H., Ivanov, B., Toteva D. & Sokolova, E. (2017). Agrarian sustainability in Bulgaria – economic, socialand ecological aspects. Bulgarian Journal of Agricultural Science, 23(4), 519–525.
- [2] Kopeva, D., Madjarova, Sv., Peneva, M. & Harizanova, H. (2010). Review of the Transitional Restrictions Maintained by Bulgaria and Romania with Regard to the Acquisition of Agricultural Real Estate. Brussels: CEPS.
- [3] Librecht, I., Tirry, D., Gallego, F. J., Van Orshoven, J., Vande Walle, S., Terres, J. M. (2004). A GIS approach to measure the rural character. Luxembourg: Office for Official Publications of the European Communities.
- [4] Lowe, P., Murdoch, J. & Ward, N. (1995). Networks in rural development beyond exogenous and endogenous models. In: van der Ploeg, J. D. & van Dijk, G., eds., Beyond modernisation: The impact of endogenous rural development (pp. 87–105). Assen: Van Gorcum.
- [5] Madzharova, St., Peneva, M. & Patarchanova, E. (2011). Селски райони Sofia: Publishing House of University of National and World Economy.
- [6] Marinov, P. (2018). Natural Resource Potential in the Rural Areas of the South Central Region. Plovdiv: Fast Print Books.
- [7] Mountain Areas in Europe: Analysis of mountain areas in EU Member States, acceding and other European countries (2004). Stockholm: NORDREGIO. https://ec.europa.eu/regional_policy/sources/docgener/studies/pdf/montagne/mount1.pdf.
- [8] Nikolov, G. & Vasileva, E. (2018). Improvement of the Economic Development Policies in the Regions. Regional Economy and Sustainable Development, Conference Proceedings (pp. 78–85), Varna: University of Economics.
- [9] Patarchanova, Em. (2007). The importance of small and medium enterprises for stable economy of the rural regions in Blagoevgrad district. Problems of Geography (0204–7209), vol. 3–4, 164–175.
- [10] Patarchanov, P. (2009). Mountain regions economy – the sustainable area development challenges it faces. In Geography and Sustainable Development (367–374). Skipje: Macedonian Geographical Society.
- [11] Petrov, K. (2007). Problematic aspects in the formation of regional policy of Bulgaria. Мagazine Geopolitics issue 5, 25–28, https://geopolitica.eu/spisanie-geopolitika/92-2007/broi5-2007/1151-problemni-aspekti-pri-formirane-na-regionalnata-politika-nabalgariya.
- [12] Reidsma, P., Tekelenburg, T., van den Berg, M. and Alkemade, R. (2006). Impacts of land-use change on biodiversity: an assessment of agricultural biodiversity in the European Union. Agriculture Ecosystems & Environment, 114(1), 86–102.10.1016/j.agee.2005.11.026
- [13] Schwarz, G. (2005). Classifying Rural and Urban Regions in the European Union: A Modified OECD Approach [Unpublished report].
- [14] Tsekov, N. (2015). Demographic Outlook for the Smallest Rural Villages in Bulgaria. Население 3, 55–82.
- [15] Vard, T., Willems, E., Lemmens, T. & Peters, R. (2005). Use of the CORINE land cover to identify the rural character of communes and regions at EU level, In: Trends of some agri-environmental indicators of the European Union. Luxembourg: Office for Official Publications of the European Communities.
- [16] Vidal, C., Eiden, G. & Hay, K. (2001). Agriculture as a Key Issue for Rural Development in the European Union. In Crivelli, P., ed., Conference on Agricultural and Environmental Statistical Applications in Rome (pp. 131–140). Rome: National Statistical Institute of Italy.
- [17] Wegener, M., Eskelinnen, H., Fürst, F., Schürmann, C. & Spiekermann, K. (2002). Criteria for the Spatial Differentiation of the EU Territory: Geographical Position. Bonn: Bundesamt für Bauwesen und Raumordnung.
- [18] Guyyomond, H., Auberst, F., Levert, F. & Schmit, B. (2008). Rural areas: Current situation and future challenges, unpublished presentation on the conference Europe’s rural areas in act on: Facing the challenges of tomorrow 16–17 October, 2008, Limassol, Cypros.
- [19] Rural Development Program. Agriculture and rural development. https://ec.europa.eu/agriculture/rural-development-2014-2020_en.