Conversation so far:
when did the nba start using 3 referees
The NBA adopted the three-official system used in college basketball permanently during the 1988-89 season.
did the nba ever use three officials before the 1988-89 season
The NBA experimented with three officials per game in the 1978–79 season.

Question: are there any female officials
Self-contained rewrite: are there any female officials in the nba