Romain Barbosa defeated Sergei Bubka 7-6 7-6 in the Turkey F9 qualifying round of 64 on hard.
Barbosa R. took it in straight sets.
Romain Barbosa beat Sergei Bubka 7-6(4) 7-6(4). Umpiry, "Romain Barbosa vs Sergei Bubka — Turkey F9 Qualifying Round of 64", https://umpiry.com/match/2014-03-24/barbosa-vs-bubka-turkey-f9-q64?utm_source=cite (as of 24 March 2014).