OLUFSEN, O. Sweden: Historical and Statistical Handbook. By Order of the Swedish Government edited by J. Guinchard. Second Edition Stockholm 1914. Geografisk Tidsskrift, [S. l.], v. 24, 1918. Disponível em: https://tidsskrift.dk/geografisktidsskrift/article/view/47014. Acesso em: 6 maj. 2024.