Chevron U. S. A. Inc. v. Natural Resources Defense Council, Inc. , 104 S. Ct. 2778 ( 1984 )
Skidmore v. Swift & Co. , 65 S. Ct. 161 ( 1944 )
Udall v. Tallman , 85 S. Ct. 792 ( 1965 )
Young v. Community Nutrition Institute , 106 S. Ct. 2360 ( 1986 )
Chemical Manufacturers Ass'n v. Natural Resources Defense Council, Inc. , 105 S. Ct. 1102 ( 1985 )