А. В. Посадский, “THE SMALL CIVIL WAR: THE EVENTS IN THE PENZA PROVINCE AT THE END OF 1921-THE FIRST HALF OF 1922”, Russian Peasant Studies, vol. 2, no. 4, pp. 148–159, Apr. 2017, doi: 10.22394/2500-1809-2017-2-4-148-159.