The best format for importing records from Citavi into Zotero is Citavi XML. This format will import the item bibliographic metadata, as well as quotations, tasks, attachments, etc. The import translator was written for Citavi 5 and adapted to work also for Citavi 6, just replace in the following description each occurrence of '5' with a '6'.
ctv5bakand lies normally in your home directory under
Documents\Citavi 5\Backup, i.e. follow this format
C:\Users\<username>\Documents\Citavi 5\Backup\<projectname>. Alternatively, you can look up the backup folder under Tools / Options / Folders and there click on “Open folder with Windows Explorer”, see https://www.citavi.com/sub/manual5/en/101_backing_up_your_projects.html.
ctv5bakfile is a zip file, which cannot be processed directly. You must first unzip it and continue with resulting unzipped file.
*.ctv5file into a
xmlfile you are importing. Citavi will save all attachments in the project folder, i.e.
C:\Users\<username>\Documents\Citavi 5\Projects\<projectname>\Citavi Attachments. Copy them from there.
xmlfile in Zotero.
xmlfile. However, you can save the annotations into the PDFs itself in Citavi before you start the Zotero import.
As an alternative to the above procedure, you can export your Citavi library in the RIS format. This format will only retain item bibliographic metadata. Any additional item elements, such as citations from the “knowledge management” functionalities in Citavi, will not be included.