Haxen, U. (1999). The Bibliotheca Simonseniana and the David Simonsen Archives (The Royal Library, Copenhagen). Preserving Jewish Archives as part of the European Cultural Heritage : Proceedings of the Conference on Judaica Archives in Europe, for Archivists and Librarians ; Potsdam, 1999, 11-13 July.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Haxen, Ulf. "The Bibliotheca Simonseniana and the David Simonsen Archives (The Royal Library, Copenhagen)." Preserving Jewish Archives as Part of the European Cultural Heritage : Proceedings of the Conference on Judaica Archives in Europe, for Archivists and Librarians ; Potsdam, 1999, 11-13 July 1999.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Haxen, Ulf. "The Bibliotheca Simonseniana and the David Simonsen Archives (The Royal Library, Copenhagen)." Preserving Jewish Archives as Part of the European Cultural Heritage : Proceedings of the Conference on Judaica Archives in Europe, for Archivists and Librarians ; Potsdam, 1999, 11-13 July, 1999.