Hinkle v. State , 290 N.W.2d 28 ( 1980 )
Anderson v. Yearous , 249 N.W.2d 855 ( 1977 )
Williams v. State , 421 N.W.2d 890 ( 1988 )
Fichtner v. Iowa State Penitentiary , 285 N.W.2d 751 ( 1979 )
Aschan v. State , 446 N.W.2d 791 ( 1989 )