Tennis news: Australian Open introduces final-set tiebreaks for

Tennis rules: Why are there final set tie-breaks at Wimbledon now?

Good news for John Isner as Wimbledon to introduce final-set tiebreakers in 2019 – New York Daily News

Wimbledon's final-set tie-break rules and how they've changed - MyLondon

Tennis: Fifth-set tie-breaks to go to 10 points at the Grand Slams

Australian Open introduces tie-break deciders to end epic final sets

Wimbledon to introduce tie-breaks in final set, Grand Slam

Isner's career ends in final-set tiebreaker defeats

Tennis Grand Slams to all trial final-set tie-breaks

Canadian women in Billie Jean King Cup final for the first time

Wimbledon to introduce final set tie-breaks in 2019 - Obiaks News

Australian Open introduce final-set tie-breaks – The Irish Times