What has the author Tulia Alvarez written?

There is no known author named Tulia Alvarez. It's possible you've misspelled the name or there's some confusion.

Could you please double-check the name and provide more context? For example:

* Is there a specific book or work you're looking for?

* Do you have any other details about the author, like their nationality or genre?

With more information, I might be able to help you find the author you're looking for.