Consolidated Freightways Corp. of Delaware v. Wisconsin Department of Revenue , 164 Wis. 2d 764 ( 1991 )
Mobil Oil Corp. v. Commissioner of Taxes of Vt. , 100 S. Ct. 1223 ( 1980 )
Woller v. Department of Taxation , 35 Wis. 2d 227 ( 1967 )
Allied-Signal, Inc. Ex Rel. Bendix Corp. v. Director, Division of Taxation , 112 S. Ct. 2251 ( 1992 )