DUE-NIELSEN, Carsten. Niels Thomsen (21. april 1930 – 30. december 2011). Historisk Tidsskrift, [S. l.], v. 115, n. 2, p. 505–511, 2016. DOI: 10.7146/ht.v115i2.56767. Disponível em: https://tidsskrift.dk/historisktidsskrift/article/view/56767. Acesso em: 17 mar. 2026.