^Freedom or death, the life of Gotsé Delchev, Mercia MacDermott, Journeyman Press, 1978, ISBN0-904526-32-1, p. 87.
^Can Nacar (2019) Labor and Power in the Late Ottoman Empire. Tobacco Workers, Managers, and the State, 1872–1912; Springer International Publishing; ISBN9783030315597, p. 142.
^ Maria Todorova (2020) The Lost World of Socialists at Europe’s Margins. Imagining Utopia, 1870s - 1920s, Bloomsbury Publishing; ISBN9781350150348, p. 63.