You can export the references collected in a project to a file in the formats BIB (BibTeX or BibLaTex), (CSL) JSON, CSV, (Endnote) XML, RIS, (Zotero) RDF as well as TXT (Wikipedia).
Click on "Export" in the main menu and choose then "Bibliography".
In the right part of the program window Area, define the desired storage location and the file name, e.g.
Use the pull-down menu of "File type" to determine the format of the file to be created.
In the "Options" area you can decide whether you want to export all references or only parts of them.
With "Custom selection" you can select the references to be exported after starting the export process, e.g.
After the data export is completed, the previously selected storage location is automatically displayed.
See also Folder Export , HTML Help Export , Website Export and File Export