You can search Gale databases from within Citavi. If you search the database in your browser instead, you can import your search results into your Citavi project as described below:
  1. Perform your search in the Gale database of your choice (for example, MLA International Bibliography).
  2. Click the plus sign next to the articles you want to add to your Citavi project. 
  3. In the toolbar, click My folder.
  4. In the upper-right corner, click Citation Tools.
  5. Select the EndNote import format:

  6. A RIS file is created, which you can double-click to import the references into Citavi. You can find additional information on the RIS format in the Citavi Manual.