HULTBERG, H. Steffens und Kierkegaard. KIERKEGAARDIANA, [S. l.], v. 10, 1977. DOI: 10.7146/kga.v10i0.31410. Disponível em: https://tidsskrift.dk/kierkegaardiana/article/view/31410. Acesso em: 28 mar. 2024.