In the AMU repository of bachelor's, master's and doctoral theses DSpace only metadata are freely accessible (only records of qualifying works, not their full-text versions). The full texts of theses (after 2006) are made accessible in DSpace after standard logging into the AMU computer network.
JSTOR is a comprehensive online database of full-text scientific journals in the social sciences and the humanities. AMU currently subscribes to the Arts & Sciences III collection, where you can find over 200 titles, especially in the areas of art studies and musicology; several journals are also focused on the performing arts and film studies. You can find a list of titles using this link. These include Journal of the Royal Musical Association, Musical Quarterly, The Musical Times, Art Journal, Cinema Journal, Film Quarterly, Theatre Journal, PAJ: A Journal of Performance and Art, and Performing Arts Journal.