At present there are plenty of software products with which documents can be edited more or less comfortable. The completed documents are normally saved in the standard file format of the application. This is unproblematic as long as the documents can be viewed with the same or a compatible software version on identically or similarly configured systems.
If documents should remain readable and citeable for a longer period, special requirements must be met. We present all our electronic documents in pdf-format and expect your documents in this format. Some principles, described on the following pages should preferably be considered when creating the document, but at the latest when converting the document into pdf-format: