For this paper you will want to look for academic, or scholarly, articles on your topic, as well as newspaper articles. Below are some suggestions of where to look.
The best place to look for journals and magazine articles for your research paper is through the UHS library databases (a database is an organized collection of pre-selected resources):
The San Francisco Public Library subscribes to several databases. You can browse the whole list here. You will need your library card number and PIN to login. This one will probably be the most useful: