Chevron U. S. A. Inc. v. Natural Resources Defense Council, Inc. , 104 S. Ct. 2778 ( 1984 )
Cesar Enrique Regalado-Garcia v. Immigration and Naturalization Service , 305 F.3d 784 ( 2002 )
Alejandro Margalli-Olvera v. Immigration and Naturalization Service , 43 F.3d 345 ( 1995 )