NORTHERN BULGARIA
-
BTBULGARIA (SOUTHEAST EUROPE). REPUBLIC OF BULGARIA
-
UDC(497.21)
-
Descriptor GERNORDBULGARIEN
-
Descriptor ENGNORTHERN BULGARIA
-
Descriptor FREBULGARIE DU NORD
-
Variant GERBULGARIEN/NORDBULGARIEN
-
Variant ENGBULGARIA/NORTHERN BULGARIA
-
NTGABROVO (BULGARIA)
-
NTRUSSE (BULGARIA)
-
NTVARNA (BULGARIA)