Women's History Month: NFL's first Black woman referee
Maia Chaka becomes first Black woman to officiate in the NFL - The Athletic
NFL hires first female referee Sarah Thomas
Pascagoula's Sarah Thomas will return as NFL referee in 2016-17
Who is the female referee in Super Bowl 2021? Meet Sarah Thomas, the NFL's first woman official
Ref Sarah Thomas, coach Jen Welter part of NFL's historic sisterhood
How Sarah Thomas became the NFL's first full-time female referee - The Washington Post
Sarah Thomas to be 1st female to officiate at Super Bowl – WKRG News 5
Slowly but Surely, the Times Are Changing for Women in the NFL - Canal Street Chronicles
NFL to hire first woman referee, Sarah Thomas – New York Daily News