_:Bcc4583913f11ec0a7d6635c7a230c759 . "Christo" . "Jivkov" . "Christo Jivkov" . . . . "Jivkov, Christo" . . _:Bcc4583913f11ec0a7d6635c7a230c759 . _:Bcc4583913f11ec0a7d6635c7a230c759 . _:Bcc4583913f11ec0a7d6635c7a230c759 "2023-05-21"^^ . _:Bcc4583913f11ec0a7d6635c7a230c759 . _:Bcc4583913f11ec0a7d6635c7a230c759 . _:Bcc4583913f11ec0a7d6635c7a230c759 "334433843" . _:Bcc4583913f11ec0a7d6635c7a230c759 . _:Bcc4583913f11ec0a7d6635c7a230c759 . _:Bcc4583913f11ec0a7d6635c7a230c759 .