Jim Langer, ex-Dolphins Hall of Fame center, dies at 71 - The Boston Globe
Top 10 Miami Dolphins Players of All Time - Sports Illustrated
Former Dolphins six-time Pro Bowl selection Bob Kuechenberg dies at age 71 NFL - Bally Sports
HOF center, Dolphins great Jim Langer dies at 71
Miami Dolphins - Wikipedia
Hall of Fame Center Jim Langer Dies at 71
Dolphins announce the death of Jim Langer - NBC Sports
Jim Langer, 1948 - 2019 Pro Football Hall of Fame