Retrieved 2 August 2012.CS1 maint: Archived copy as title (link) (in Danish) Prinsesse Nathalie: Alexander er min kæreste "The Wedding of Princess Nathalie of Sayn Wittgenstein Berleburg and Alexander Johannsmann | LATEST LIFESTYLE PICTURE GALLERIES".
Ανακτήθηκε στις 2 August 2012.  (Δανικά) Prinsesse Nathalie: Alexander er min kæreste «The Wedding of Princess Nathalie of Sayn Wittgenstein Berleburg and Alexander Johannsmann | LATEST LIFESTYLE PICTURE GALLERIES».