Here is a list of some electronic resources you can access through the Library which should be most useful for this assignment:
Then, search for journal and magazine articles, reviews of performances and recordings, etc. using these databases:
A few other resources for audio, video, scores, and more:
Dissertations and Theses -- you probably won't need these, but here are a couple of databases that might contain some or all of the text of a dissertation you find cited in RILM.