Application of Google NotebookLM to review multiple articles

Log in to your Google account and open https://notebooklm.google.com/

Under My Notebooks, click Create new to open a new notebook.

A new notebook opens. Click Add source to upload your article. You can upload multiple articles. In the figure shown, three articles have been uploaded.

In the message bar, type Do literature review of all three sources as shown in the figure below. Click Submit.

NotebookLM will generate a review of all the sources that you have uploaded.