Lou Groza (English Wikipedia)

"Cleveland's Lou Groza Is Top Pro Player". Southeast Missourian. Associated Press. December 20, 1954. p. 5. Retrieved July 14, 2012.
"Groza, 3 More Into Grid Hall". The News-Dispatch. United Press International. February 6, 1974. p. 15. Retrieved July 14, 2012.

nytimes.com

Goldstein, Richard (December 1, 2000). "Lou Groza, 76, Star Kicker For Cleveland Browns, Dies". New York Times. Archived from the original on September 6, 2012. Retrieved July 14, 2012.

"Lou Groza NFL Football Statistics". Pro Football Reference. Archived from the original on September 24, 2012. Retrieved October 16, 2012.
"1957 Cleveland Browns Statistics & Players". Pro Football Reference. Retrieved October 16, 2012.
"1958 Cleveland Browns Statistics & Players". Pro Football Reference. Retrieved October 16, 2012.
"1959 Cleveland Browns Statistics & Players". Pro Football Reference. Retrieved October 16, 2012.
"NFL Year-by-Year Field Goal % Leaders". Pro Football Reference. Archived from the original on November 11, 2012. Retrieved October 16, 2012.

"NFL's All-Decade Team of the 1950s – OFFENSE". Pro Football Hall of Fame. Archived from the original on October 23, 2012. Retrieved October 16, 2012.

Gonslaves, Rick. "The Toe" (PDF). Pro Football Researchers. p. 8. Archived from the original (PDF) on December 18, 2010. Retrieved July 14, 2012. He wished that he could use his kicking tape now, but the NFL had outlawed it that season, stating that no artificial medium can be used by a player to assist in the execution of a placekick. This became known as 'the Lou Groza Rule'.

"Lou Groza NFL Football Statistics". Pro Football Reference. Archived from the original on September 24, 2012. Retrieved October 16, 2012.
Gonslaves, Rick. "The Toe" (PDF). Pro Football Researchers. p. 8. Archived from the original (PDF) on December 18, 2010. Retrieved July 14, 2012. He wished that he could use his kicking tape now, but the NFL had outlawed it that season, stating that no artificial medium can be used by a player to assist in the execution of a placekick. This became known as 'the Lou Groza Rule'.
Goldstein, Richard (December 1, 2000). "Lou Groza, 76, Star Kicker For Cleveland Browns, Dies". New York Times. Archived from the original on September 6, 2012. Retrieved July 14, 2012.
"NFL Year-by-Year Field Goal % Leaders". Pro Football Reference. Archived from the original on November 11, 2012. Retrieved October 16, 2012.
"NFL's All-Decade Team of the 1950s – OFFENSE". Pro Football Hall of Fame. Archived from the original on October 23, 2012. Retrieved October 16, 2012.
"Cleveland Browns Ring of Honor". Cleveland Browns. Archived from the original on January 23, 2013. Retrieved October 16, 2012.
"The Award". Palm Beach Sports Commission. Archived from the original on October 21, 2013. Retrieved July 14, 2012.