Kraft General Foods, Inc. v. Iowa Department of Revenue & Finance ( 1992 )
People Ex Rel. Black v. Dukes ( 1983 )
People Ex Rel. Partee v. Murphy ( 1990 )
General Telephone Co. v. Johnson ( 1984 )
Dart Industries, Inc. v. Clark ( 1995 )
E.I. Du Pont De Nemours & Co. v. State Tax Assessor ( 1996 )