TransliterationChervenkov N.N. Politicheskie organizacii bolgarskogo nacionalno-osvoboditelnogo dvizheniya vo vtoroj polovine 50-h-60-e gg. XIX v. In Russian
In EnglishChervenkov H.H. Political organization Bulgarian national-liberation movement of second half 50-x-60-e years. XIX in. In Russian, Kishinëv.
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