Top-Besetzung beim ATP-Turnier in Basel - tennis MAGAZIN
Swiss Indoors in Basel are likely to be cancelled in 2020 - UBITENNIS
2018 ATP World Tour Swiss Indoor Tennis Oct 20th | Marketing Action Plus
St Jakobshalle, Basel, Switzerland. 27th Oct, 2018. ATP World Tour, Swiss Indoor Tennis, mens singles semi-final; Roger Federer (SUI) and Daniil Medvedev (RUS) in action in the semi final Credit: Action Plus