Leander Paes and his partner Lukas Dlouhy entered the quarterfinals of the euro 2,750,000 Monte-Carlo Rolex Masters in Monaco, defeating unseeded Spaniard duo of Albert Montanes and Tommy Robredo in a match tie-breaker.
The third seed Indo-Czech pair had to stretch themselves to the limit to beat Montanes and Robredo 2-6, 7-6(5), 10-8 in the third round.
Paes and Dlouhy will next face seventh seeds Julian Knowle of Austria and Andy Ram of Israel.
Knowle-Ram combination defeated Simon Aspelin of Sweden and South African Wesley Moodie 7-6(3), 6-2 in another third round encounter