Former champion Angelique Kerber to miss 2022 US Open after announcing pregnancy - Official Site of the 2023 US Open Tennis Championships - A USTA Event
Angelique Kerber - Wikipedia
Angelique Kerber Loses Match and Her Bid for the No. 1 Ranking - The New York Times
Angelique Kerber beats Katerina Siniakova to advance at Madrid Open, secure No. 1 ranking
Kerber closing in on No.1 ranking – DW – 09/05/2016