Connect to the JSTOR database and perform your search.
Tick the boxes beside the search results items you wish to export.
From the Export Selected Citations dropdown select Export an RIS file.
On the Opening citations.ris dialog select Open with.
If your EndNote 20 library is not open you will be prompted to access your EndNote 20 library. References will then be imported directly.
The Imported References group displays records from the last import. Select some of the newly imported references and click on the Reference Tab of the Tabs Panel to ensure that the information has been transferred correctly.
Note: There may be slight variations of the above steps with different browsers.