United States v. Tucker , 92 S. Ct. 589 ( 1972 )
William Thompson, Jr. v. W. J. Estelle, Jr., Etc. , 642 F.2d 996 ( 1981 )
George Edward Wilson v. W. J. Estelle, Jr., Director, Texas Department of Corrections , 625 F.2d 1158 ( 1980 )