Indian tennis star Sania Mirza and her Swiss partner Martina Hingis have advanced to the quarter-finals of the Women's Doubles at the Australian Open Tennis tournament. In Melbourne today, the Indo-Swiss pair brushed aside Russia's Svetlana Kuznetsova and Italy's Roberta Vinci in straight sets 6-1 6-3 in a contest that lasted an hour and 21 minutes. The top-seeded pair will next take on the 12th seeded American-German combo of Anna-Lena Groenefeld and Coco Vandeweghe next.In the Mixed Doubles, Rohan Bopanna and his Chinese Taipei partner Yung-Jan Chan moved into the last eight stage by edging out Czech Andrea Hlavackova and Lukasz Kubot of Poland 4-6 6-3 ,10-6. Among other Indians, in Junior Girls' Singles category, 10th seed Pranjala Yadlapalli saw off Mira Antonitsch Austria 7-6, 6-3, while Karman Thandi defeated Hungary's Panna Udvardy 6-4 6-2 in another match. Karman will next face Australian Sara Tomic, while Pranjala will meet Anastasia Potapova of Russia.In junior girls' doubles, Karman and Pranjala combined to prevail over the local pair of Petra Hule and Selina Turulja 6-4 6-3.The fifth seeded Indian pair will face the Chinese combo of Siqi Cao and Jia Ren in the next round.On Tuesday, in mixed doubles, top seeds Sania and Croatian Ivan Dodig will face Kazakhstan's Yaroslava Shvedova and Aisam-Ul-Haq Qureshi of Pakistan, while Leander Paes and Hingis will take on USA's Sloane Stephens and Jean-Julien Rojer of The Netherlands.