Start with high-confidence medieval literary criticism books, then narrow by subgenre or adjacent topics.
The Structure of Old Norse "drã³ttkvã¦tt" Poetry
Kari Ellen Gade
Old English Literature
Fred Robinson
Mismapping the Underworld
John Kleiner
Inventiones
Monika Otter
Premodern Ecologies in the Modern Literary Imagination
Vin Nardizzi, Tiffany Jo Werth
The Medieval Mind of C. S. Lewis
Jason M. Baxter
The Way of Dante
Richard Hughes Gibson, Nicole Mazzarella