It's possible:
* The name is misspelled: Double-check the spelling of the author's name.
* The author is less known: He might be a self-published author or write in a niche genre.
* The author uses a different name: Some authors use pseudonyms.
To find more information, you could:
* Search online databases: Try searching for "Gary A. Keins" on sites like WorldCat, Goodreads, or Amazon.
* Check author websites: If you know the author's website, you can usually find their book list there.
* Ask in relevant communities: Post your question on forums or social media groups related to books or writing.
Let me know if you have any more information about the author or the book you're looking for.