Povest Polezna za latinite

Simeonova Bŭlgarii︠a︡ v istorii︠a︡ta na evropeĭskii︠a︡ i︠u︡goiztok = Emperor Symeon's Bulgaria in the history of Europe's South-East

Mezhdu Rim i Konstantinopol

Rusii︠a︡, Aton i Rilskii︠a︡t Manastir (XI-nachaloto na XX v.)