skos:altLabel | - Alexander
- Prince Alexander
- Alexander I
- Aleksandar I
- Prince of Bulgaria
- Prince Alexander of Battenberg
- (Alexander's Authoritarian Regime)
- Aleksandar I of Bulgaria
- Alexander Battenberg
- Alexander I of Battenberg
- Alexander I of Bulgaria
- Alexander Joseph of Bulgaria
- Alexander of Bulgaria
- Alexander's Authoritarian Regime
- Alexander, Prince of Bulgaria
- Knyaz Aleksandar
- Knyaz Aleksander I
- Knyaz Alexander I
- Knyaz Alexander of Bulgaria
- Louis Alexander of Battenberg
- Prince Alexander I
- Prince Alexander Joseph of Battenberg
- Prince Alexander of Bulgaria
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