"Grays of Cambridge: History"보관됨 2011-07-06 - 웨이백 머신 - makers of racquets and founded in 1855 by Henry John Gray, the Champion Racquets Player of England. "In those days, the racquets were made from one piece English ash, with a suede leather grip and natural gut. ... The 1980s witnessed a period of re-structuring and consolidation. The Cambridge racquets factory was forced to close in face of the move to graphite racquets, and production was moved to the Far east."
"Grays of Cambridge: History"보관됨 2011-07-06 - 웨이백 머신 - makers of racquets and founded in 1855 by Henry John Gray, the Champion Racquets Player of England. "In those days, the racquets were made from one piece English ash, with a suede leather grip and natural gut. ... The 1980s witnessed a period of re-structuring and consolidation. The Cambridge racquets factory was forced to close in face of the move to graphite racquets, and production was moved to the Far east."
“스쿼시 소개”. 대한스쿼시연맹. 2016년 3월 4일에 원본 문서에서 보존된 문서. 2013년 8월 2일에 확인함.
“레슬링·야구·스쿼시, 올림픽 정식 종목 후보로 선정(종합)”. 연합뉴스. 2013년 5월 30일. 2013년 8월 1일에 확인함. 국제올림픽위원회(IOC)는 29일(현지시간) 러시아 상트페테르부르크에서 집행위원회를 열고 2020년 하계올림픽에서 정식 종목에 포함될 후보로 레슬링과 야구-소프트볼, 스쿼시를 선정했다고 발표했다.