А. К. Игорь, “ALEXEI FEDOROVICH FORTUNATOV AND THE DEVELOPMENT OF PEASANT STUDIES IN RUSSIA IN THE LATE XIX-EARLY XX CENTURIES”, Russian Peasant Studies, vol. 2, no. 1, pp. 66–89, Jan. 2017, doi: 10.22394/2500-1809-2017-2-1-66-89.