RETIEF, F. P.; CILLIERS, J. F. G.; HOFFMAN, M. J. H. Die geboortedatum van Christus as ’n historiese probleem. Acta Theologica, [S. l.], v. 25, n. 1, p. 69–88, 2005. DOI: 10.38140/at.v25i1.2045. Disponível em: https://journals.ufs.ac.za/index.php/at/article/view/2045. Acesso em: 3 apr. 2025.