New York Times Co. v. Sullivan , 84 S. Ct. 710 ( 1964 )
Garrison v. Louisiana , 85 S. Ct. 209 ( 1964 )
St. Amant v. Thompson , 88 S. Ct. 1323 ( 1968 )
Harte-Hanks Communications, Inc. v. Connaughton , 109 S. Ct. 2678 ( 1989 )