The BULGARIANS in the Plain of Serres
The BULGARIANS in the Plain of Serres = Researches and Documents. Book I. : BULGARIANS - Philipopolis 1918 (Christo G. Danoff). - XIV, 70 с., 6 л. : факс 31 см –( South-Eastern Makedonia ; )–( Частна колекция - Академик Михаил Арнаудов ; )