Here are the available briefs:
Oral argument video here.
https://supremestateaz.granicus.com/MediaPlayer.php?view_id=11&clip_id=2691
tribal business enterprises
Bolt v. Iowa Enterprises — Immunity from Title VII Claim
Here are the materials in this case from the Western District of Oklahoma:
DCT Order Dismissing Bolt Claim
Iowa Enterprises Motion to Dismiss
Turtle Talk 