References…
Rieter Cup
Tennis Championship of the Czech Republic in men’s and women’s category
www.rietercup.cz
ATP Tenis
The official site of men’s professional tennis
www.atptennis.com
Stevegtennis.com
The information site of men’s professional tennis
www.stevegtennis.com
Czech Tennis Federation
The official site of Czech Tennis Federation
www.cztenis.cz