When the NFL first went overseas: the inaugural World League Football season - Sports Illustrated
World League 1992 - FootballIdiot
XFL : Xtreme Football League Poster
List of WLAF/NFL Europe teams, American Football Wiki
NFL Europe, American Football Wiki
List of WLAF/NFL Europe teams, American Football Wiki
On the Surge to a Grey Cup - Ninety-Nine Yards: American Football
Top 10 Most Famous NFL Europe Players
Amsterdam Admirals vs. Frankfurt Galaxy (June 14, 1997) - SportsPaper Wiki