Denis Istomin wins tennis men's single at Asian Games - Xinhua | English.news.cn
Denis Istomin, the star coached by his mum, told he would never play tennis again following horrific car crash... and famous conqueror of Novak Djokovic at the Australian Open 2017 | The Sun
Denis Istomin Tennis Racquet - Tennisnerd.net
Denis Istomin claims first ATP title at Nottingham Open - Eurosport