Use databases to find articles.
Articles in scholarly journals are part of a scholarly conversation.
In databases, look for:
Find one good item? Look at its item record to see if there are Subject Terms. These group material by together by topic which can yield more precise results. Authors can also be Subject Searches. Put the author's last name first.
Searching by subject in CBBcat can lead to a further list of sub-divisions. These can be helpful in focusing your research.
Check the notes, references and bibliographies of every relevant article or book. You may discover a book or article perfect for your topic. One good source can lead to another!