These databases are provided for ASD patrons by the Qatar National Library. They can be accessed from campus without a password. Adults may apply for library membership for at-home access.
The Proquest link above is for the entire database collection. Depending on your topic, you might try one of these smaller collections to narrow your search from the start.
And here are other databases that are also available via QNL while you are on campus:
A few suggestions to try: