Matsiuk І. Establishment of the European professional army: the battle of Legnano May 29, 1176. Skhid, [S. l.], n. 7(139), p. 30–35, 2016. DOI: 10.21847/1728-9343.2015.7(139).57633. Disponível em: https://skhid.kubg.edu.ua/article/view/57633. Acesso em: 7 may. 2024.