Spiridonov & Kaneva 2002 Map of Biotopes Bulgaria
The CORINE biotope sites and the biodiversity in these biotopes in Bulgaria. Source:Spiridonov, G. and Kaneva, Z. 2002. The Emerald Network in Bulgaria. In: Protected Areas in the Southern Balkans: p 56. Arcturos (Psaroudas, S., Ed.), Thessaloniki.