Hamburg European Open: 4 match balls fended off - Federico Delbonis and his serve reach the semifinals · tennisnet.com
Federico Delbonis | Overview | ATP Tour | Tennis
Federico Delbonis - Wikipedia
Campinas, Brazil. 07th Oct, 2018. Federico DELBONIS (ARG) in a match that will be played in the final of the Challenger ATP Challenger of Campinas, held in the interior of the city
Federico Delbonis v Gilles Muller match highlights (1R) | Australian Open 2018 - YouTube