{"id":"000984621","type":"book","title":"The Upper Pleistocene birds","publisher":"Jagellonian University Press","publisher-place":"Kraków","pages":"55-86","container-title":"Temnata Cave : Excavations in Karlukovo Karst Area, Bulgaria. 1, 2","author":[{"family":"Boev","given":"Zlatozar"}],"issued":{"raw":"1994"}}