Enger has written two other novels, So Brave, Young, and Handsome and Virgil Wander, which cover similar themes relating to the midwest, Western mythology, and magical realism.
Consider also well-known Western novels like Ron Hansen's The Assassination of Jesse James by the Coward Robert Ford or Zane Grey's Riders of the Purple Sage. Finally, consider the beloved 1969 film, Butch Cassidy and the Sundance Kid.