Elaboration of the issue on joint responsibility in Kievan Rus by Professor I. M. Sobestiansky (second half of the XIX century). Bulletin of Kharkiv National University of Internal Affairs, [S. l.], v. 79, n. 4, p. 34–41, 2018. Disponível em: https://visnyk.univd.edu.ua/index.php/VNUAF/article/view/4. Acesso em: 17 sep. 2025.