//-->
Documents and materials on the history of the Bulgarian people
Kosev, Dimităr, (1969)
Bŭlgarija i Balkanitě
Vandervelde, Emile, (1925)
Zagovorut protiv Todor Aleksandrov : Po danni na Vǎtrešnata makedonska revoljucionna Organizacija
Aleksandrov, Todor, (1924)