Doctoral Databases
AMS Doctoral Dissertations in Musicology
British Library EThOS Electronic Theses Online Service
ProQuest Dissertations & Theses
Australian Digital Theses program - content searchable via the National Library of Australia's Trove service
DiVA Academic Archive On-line (Scandinavia)
NARCIS (Netherlands)
National ETD Portal (South Africa)
Union database of Theses (India)
PhdData.org - doctoral dissertations in progress