WOLF, Preben; ARENTSEN, Kaj; PERRSON, Britt-Mari; WAABEN, Knud. Litteratur. Nordisk Tidsskrift for Kriminalvidenskab, [S. l.], v. 48, n. 4, p. 375–383, 1960. DOI: 10.7146/ntfk.v48i4.70453. Disponível em: https://tidsskrift.dk/NTfK/article/view/70453. Acesso em: 6 dec. 2025.