URN:NBN:SI:doc-JFT3MJY52003Vrezec, Aldocuments/doc/J/URN_NBN_SI_doc-JFT3MJY5_001.pdfdocuments/doc/J/URN_NBN_SI_doc-JFT3MJY5_001.txt19articlestr. 22-261580-360016183257URN:NBN:SI:doc-JFT3MJY5slvDruštvo za opazovanje in proučevanje ptic Slovenije DOPPSSvet pticInCBirdsEcosystemEkosistemPopulacijska gostotaPopulation DensityPticeStrix Uralensis