POPOV, V. Social protection of homeless children in industrialized regions of Ukraine in 1917-1920. Skhid, [S. l.], n. 6(113), p. 79–84, 2013. DOI: 10.21847/1728-9343.2011.6(113).17228. Disponível em: https://skhid.kubg.edu.ua/article/view/17228. Acesso em: 25 apr. 2024.