You can search Credo for the general term "Virtue Ethics" or your individual virtue. Some will have more material than others. Credo also includes the Encyclopedia of Ethics and The Cambridge Dictionary of Philosophy.
Also, look at the related searches (column at right) on the results page as well as the mind map.
Try your search term in conjunction with the word virtue, e.g "honesty and virtue" or "temperance and virtue". The results are from journal articles and will have much more depth than the encyclopedia articles.
For an overview search "virtue ethics" and select "philosophy/general" from the left column on the results page.
For individual virtues, try your search term in conjunction with the word virtue, e.g "honesty and virtue" or "temperance and virtue".
