URN:NBN:SI:DOC-E7O5YKHX2003Shurulinkov, PeterStoyanov, Georgedocuments/znanstveni_clanki/acrocephalus/html/urn_nbn_si_doc-e7o5ykhx.htmldocuments/znanstveni_clanki/acrocephalus/pdf/urn_nbn_si_doc-e7o5ykhx.pdfdocuments/znanstveni_clanki/acrocephalus/txt/urn_nbn_si_doc-e7o5ykhx.txt1192 strani24articlestr. 145-1460351-2851221844992URN:NBN:SI:doc-E7O5YKHXengDruštvo za opazovanje in proučevanje ptic SlovenijeAcrocephalusInCbirdBirdsgnezdenjeGnezdenje živalihudournikiLjubljanaNesting behaviorPticeLate nesting of the common swift Apus apus and the pallid swift Apus pallidus in BulgariaPozno gnezdenje hudournika Apus apus in bledega hudournika Apus pallidus v Bolgariji