URN:NBN:SI:doc-DDHCRHAA2009Boev, Zlatozardocuments/doc/D/URN_NBN_SI_doc-DDHCRHAA_001.htmdocuments/doc/D/URN_NBN_SI_doc-DDHCRHAA_001.pdfdocuments/doc/D/URN_NBN_SI_doc-DDHCRHAA_001.txt14030articlestr. 31-340351-2851249652480URN:NBN:SI:doc-DDHCRHAAengDruštvo za opazovanje in proučevanje ptic SlovenijeAcrocephalusBY-NC-NDbirdBolgarijaBulgariaornitologijapticestrmoglavecStatus of the gannet Morus bassanus in the Black sea region (E Bulgaria)Status strmoglavca Morus bassanus v Črnomorski regiji (V Bolgarija)