United States v. Robert Widdowson, Also Known as Rob Sullivan, Bruce Bachman, and Michael Whiteley , 916 F.2d 587 ( 1990 )
Public Service Company of Colorado, Fort St. Vrain Station v. United States Environmental Protection Agency, and William K. Reilly, Administrator , 949 F.2d 1063 ( 1991 )
Touby v. United States , 111 S. Ct. 1752 ( 1991 )