Indo-Romanian pair of Rohan Bopanna and Florin Mergea have entered the French Open men's doubles quarterfinals with a three-set win over the Marcus Daniell and Brian Bakerin Paris today.Bopanna and Mergea did not lose serve even once as they won 6-2 6-7 (4) 6-1 against the New Zealand-American combination of Daniell and Baker.Bopanna and Mergea will next face the winners of the match between Ivan Dodig and Marcelo Melo and Chris Guccione and Andre Sa.