Giants Now: NFL to expand practice squad for all 32 teams to include one international player in 2024
NFL jersey number restrictions could change for running backs, receivers, tight ends, linebackers, defensive backs
Is there a rule in the NFL that prevents a player from having a three digit jersey number? - Quora
NFL owners pass rule expanding eligible jersey numbers for certain positions' - is this a big deal? Why? - Quora
NFL News: League Expands Eligible Jersey Numbers - Battle Red Blog
NFL owners pass rule expanding eligible jersey numbers for certain positions' - is this a big deal? Why? - Quora
Proposed NFL rules change aimed at Patriots' ineligible receiver tactic - The Boston Globe
NFL jersey number restrictions could change for running backs, receivers, tight ends, linebackers, defensive backs
Number (sports) - Wikipedia