Start with high-confidence arthurian fantasy books, then narrow by subgenre or adjacent topics.
The Crystal Cave
Unknown author
Lantern Bearers, the
Rosemary Sutcliff
The Wizard Knight
Gene Wolfe, Yves Meynard
Four Arthurian Romances
Chrétien de Troyes
The Knights of Arthur
Frederik Pohl, Edward Miller
Arthurian Myths & Legends
J.K. Jackson, Prof Raluca Radulescu
The Legends of King Arthur and His Knights
James Knowles
