STEJSKAL, James. Go Spy Out the Land: Intelligence Preparations for World War I in South West Africa. Scientia Militaria - South African Journal of Military Studies, [S. l.], v. 44, n. 1, 2016. DOI: 10.5787/44-1-1161. Disponível em: https://www.journals.ac.za/index.php/pub/article/view/1161. Acesso em: 11 jun. 2026.