What has the author Piero Fillioley written?

There doesn't seem to be a widely known author named "Piero Fillioley." It's possible that:

* The name is misspelled: Perhaps you're thinking of a different author with a similar name. Could you double-check the spelling?

* The author is less known: It's possible this author has written works, but they haven't achieved widespread recognition.

* The author is new: It's also possible that the author is relatively new and hasn't published much yet.

Could you provide more information, such as:

* Any specific books you've heard of: Do you remember any book titles or genres associated with this author?

* Any other details about the author: Do you know anything about their nationality, time period, or writing style?

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