What has the author Paul Murtaugh written?

It seems you're asking about an author named Paul Murtaugh. However, there is no widely recognized author with that name. It's possible that:

* The name is misspelled: Could you double-check the spelling? Perhaps it's similar to a different author's name.

* The author is not well-known: They might be a newer or less popular author. If you can provide more context (like a specific book title or genre), it might be easier to find them.

Please provide more information so I can help you find the author you are looking for!