If you are in search of primary source material, take a look at this database we are trialing through December 31, 2023:
Databases for Music Research
Multidisciplinary Databases that Include Music
The following are best bets for finding scholarly articles, reviews, conference papers, and more. These databases are not devoted specifically to music, but they include a wide variety of music resources that may not be found in the music-specific databases.
Best bets for finding Dissertations and Theses.