Pep Guardiola has written an open letter to Manchester City after the Premier League found the club guilty of 114 of the 115 alleged financial breaches. Since being bought by the UAE in 2008, Manchester City have become one of the world's most successful football clubs. Key points and original sources are listed below.

• Pep Guardiola has written an open letter to Manchester City after the Premier League found the club guilty of 114 of the 115 alleged financial breaches.S1

• Since being bought by the UAE in 2008, Manchester City have become one of the world's most successful football clubs. A raft of serious financial charges threatens to undermine this and bring chaos to the Premier League.S2

• Paris Saint-Germain, Manchester City and now Newcastle United are backed by big money from Qatar, the UAE and Saudi Arabia. Has this three-way regional battle for supremacy now moved to European football pitches?S3