MOUNTAINS OF BULGARIA
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BTMOUNTAINS OF THE BALKAN PENINSULA
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UDC(234.423)
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Descriptor GERGEBIRGE BULGARIENS
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Descriptor ENGMOUNTAINS OF BULGARIA
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Descriptor FREMONTAGNES DE BULGARIE
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Variant GERBULGARISCHE GEBIRGE
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Variant ENGBULGARIAN MOUNTAINS
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Variant FREBULGARIE/MONTAGNES DE BULGARIE
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NTPIRIN (MOUNTAINS OF BULGARIA)
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NTRILA MOUNTAINS (MOUNTAINS OF BULGARIA)
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NTSREDNA GORA (MOUNTAINS OF BULGARIA)
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NTSTARA PLANINA (MOUNTAINS OF BULGARIA)
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RTRHODOPE MOUNTAINS (MOUNTAINS OF THE BALKANS)