LUKIN, P. V. Khorobrit and Dux Susdaliensis: The struggle for power in Vladimir-Suzdal in the late 1240s. Shagi, [S. l.], v. 12, n. 3, p. 90–134, 2026. Disponível em: https://shagi.owebs.ru/article/view/34790. Acesso em: 8 nov. 2026.