BoydstonLawPublic Law Libraries are your best friend, if you've got one nearby.
List of public law libraries - https://publiclibraries.com/law/
California County Public Law Libraries - https://www.mylawlibrary.org/law-libraries.htm
LA County Law Library – https://www.lalawlibrary.org/
2nd largest law library in the country!
A library card will get you access to databases (within the library), and California Court of Appeals briefs