Luxembourg - Eighth-seeded Bojana Jovanovski of Serbia has advanced to the quarter-finals of the Luxembourg Open by beating Su-Wei Hsieh of Taiwan 6-1, 6-4 Wednesday.
Jovanovski, ranked 38th in the world, has yet to lose a set in the tournament and will next face either top-seeded Caroline Wozniacki of Denmark or Monica Niculescu of Romania.
Also, Andrea Petkovic of Germany came from behind to beat seventh-seeded Eugenie Bouchard of Canada 2-6, 7-5, 6-1 to reach the second round. Tereza Smitkova of the Czech Republic defeated Kristina Mladenovic of France 7-5, 6-1.
Results from third day of the WTA Luxembourg Open on Wednesday (x denotes seeding):
Bojana Jovanovski (SRB x8) bt Su-Wei Hsieh (TPE) 6-1, 6-4
Katarzyna Piter (POL) bt Yanina Wickmayer (BEL) 3-6, 6-1, 6-4
Tereza Smitkova (CZE) bt Kristina Mladenovic (FRA) 7-5, 6-1
Andrea Petkovic (GER) bt Eugenie Bouchard (CAN x7) 2-6, 7-5, 6-1