Longerich, Politik, 555-558; Herbert, Best, 360-373; Leni Yahil, The Rescue of Danish Jewry: Test of a Democracy (Philadelphia, Pa., 1969), 233-284; and Levine, From Indifference to Activism, 229-245. See also the controversy between Gunnar S. Paulsson, ‘The Bridge over the Ovresund: The Historiography on the Expulsion of the Jews from Nazi-occupied Denmark’, in David Cesarani (ed.), Holocaust: Critical Concepts in Historical Studies (London, 2004), V. 99-127, and Hans Kirchhoff, ‘Denmark: A Light in the Darkness of the Holocaust? A Reply to Gunnar S. Paulsson’, там же, 128-139.