<https://forum.buergerkarte.at/thread/837-anmelden-f%C3%BCr-handy-signatur-ohne-handy-signatur-app/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forum.buergerkarte.at/thread/837-anmelden-f%C3%BCr-handy-signatur-ohne-handy-signatur-app/>