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2021 Halle Open (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "2021 Halle Open" in English language version.

refsWebsite
Global rank English rank
3atptour.com
285th place
221st place
1atpworldtour.com
913th place
820th place
1tennisnet.com
8,175th place
low place

atptour.com

  • "2021 Halle – Singles draw". Association of Tennis Professionals (ATP).
  • "2021 Halle – Doubles draw". Association of Tennis Professionals (ATP).
  • "Halle Overview". ATP Tour. Retrieved 9 June 2019.

atpworldtour.com

tennisnet.com