Musicians, writers, and artists all need to protect their intellectual property, i.e., their compositions, sound recordings, album cover art work, writings, and band logos.
Here are some of the best music law resources to help you do just that:
Music Law from Wikipedia
7 Things Musicians Should Know About Copyright Law by Katharine
8 Basic Facts Every Musician Should Know About Copyright Law by Michelle Fabio, Esq.
How New Musician’s Can Protect Their Music’s Intellectual Property by Amanda G. Ciccatelli