Martina Hingis helped me become a Grand Slam champ: Roger Federer pays tribute to retiring Swiss gre
Martina Hingis snubbed me for London 2012 Olympic doubles - Roger Federer | Tennis News | ESPN.co.uk
Hingis: I taught Federer how to win titles
Martina Hingis: I taught Roger Federer how to win - Eurosport
It's both for Roger Federer and Martina Hingis', says WTA star
Photo gallery Martina Hingis et Roger Federer
Hingis showed me how to be a champion, says Federer
Switzerland's Roger Federer kisses compatriot Martina Hingis after defeating South Africa's Wayne Ferreira and Amanda Coetzer (not pictured) during the doubles rubber of the Hopman Cup at the Burswood Dome in Perth,
Federer and Hingis to form Rio 2016 dream team? - MARCA.com (English version)