Here are some selected court documents that are now part of the public record:
Notice of appearance by the Department of Justice as counsel of record for Bush, Cheney, Powell and Rice
June 11, 2013 Joint Stipulation with counsel for Bush, Cheney, Powell and Rice
The June 13, 2013 Court Order setting a briefing schedule and other deadlines
Proofs of service of summons on Bush, Powell and Rice, filed pursuant to Rule 4 of the Federal Rules of Civil Procedure