BOSMAN, L. Shelter city. Protecting citizens against air raids. Bulletin KNOB, [S. l.], v. 114, n. 4, p. 258-260, 2015. DOI: 10.7480/knob.114.2015.4.1170. Disponível em: https://bulletin.knob.nl/index.php/knob/article/view/68. Acesso em: 21 jan. 2021.