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    on 28 October 2018. Retrieved 28 October 2018. Ecker, Gerhard (1984). Bulgarien. Kunstdenkmäler aus vier Jahrtausenden von den Thrakern bis zur Gegenwart...
    162 KB (14,093 words) - 22:24, 25 March 2024
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    Retrieved 2 January 2024. "Klimatafel von Varna (Warna) / Schwarzes Meer / Bulgarien" (PDF) (in German). Deutscher Wetterdinest. Retrieved 2 January 2024....
    120 KB (11,805 words) - 15:49, 21 March 2024
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    Aschoff, Christian. "retro-bib - Seite aus Meyers Konversationslexikon: Bulgarien (Geschichte 1886, 1887)". www.retrobibliothek.de. Archived from the original...
    48 KB (4,474 words) - 19:41, 28 March 2024
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    Machine, посетен на 10 ноември 2007 г. Cappelen, John; Jensen, Jens. "Bulgarien – Plovdiv" (PDF). Climate Data for Selected Stations (1931–1960) (in Danish)...
    141 KB (13,114 words) - 11:20, 8 March 2024
  • was part of the Nikopol (Niğbolu) district. In his 1882 study Donau-Bulgarien und der Balkan, Austro–Hungarian geographer Felix Philipp Kanitz mentions...
    5 KB (460 words) - 13:45, 4 June 2023