2017. Collins Bartholomew Ltd. This raster dataset is a representation of the coverage area for 2G mobile communications networks in Bulgaria. Mobile Coverage is released annuall... Collins Bartholomew Ltd.
2006. ESRI. Bulgaria Administrative Boundaries Level 1 is a polygon theme representing the boundaries for the first-level administrative units of Bulgaria. ESRI.
2011. International Steering Committee for Global Mapping (ISCGM) and International Steering Committee for Global Mapping (ISCGM).
Bulgaria Built-up Areas is an area theme representing built-up areas in Bulgaria. This layer is a component of the Global Map, a 1:1,000,000 scal... International Steering Committee for Global Mapping (ISCGM).
2011. International Steering Committee for Global Mapping (ISCGM) and International Steering Committee for Global Mapping (ISCGM).
Bulgaria Built-up Areas (points) is a point theme representing built-up areas in Bulgaria. This layer is a component of the Global Map, a 1:1,000... International Steering Committee for Global Mapping (ISCGM).