Jelena Jankovic reaches quarterfinals

MONTERREY, Mexico -- Top-seeded Jelena Jankovic of Serbia downed Austria's Sybille Bammer 6-3, 6-4 to reach the quarterfinals of the Monterrey Open on Thursday.

Jankovic saved eight break points before closing out the win in just under 90 minutes.

Joining the No. 6-ranked Jankovic was Argentina's Gisela Dulko, who cruised past Aleksandra Wozniak of Canada 6-4, 6-1. Ksenia Pervak of Russia rallied to beat Czech Lucie Hradecka 6-2, 6-7 (4), 6-3, and Latvia's Anastasija Sevastova beat Frenchwoman Alize Cornet 2-6, 6-2, 6-4.

Second-seeded Anastasia Pavlyuchenkova of Russia booked her quarterfinals berth Wednesday with a win over Melanie Oudin.