参考資料一覧
Birmingham City: A decade in decline
'We never recovered': How draining Wembley win led to Birmingham's 10-year demise
Special investigation: Birmingham City on the brink
'Staring at the abyss': Birmingham City's tale of endless turmoil
Birmingham chief Xuandong Ren 'smashed up room' at St Andrew's
Exclusive: Birmingham City planning academy overhaul
Exclusive: Birmingham look to offload top academy talent as part of overhaul
BBC Radio WM - Evenings on BBC Radio WM, 12/02/2021, Birmingham City Exclusive: CEO Xuandong Ren
Birmingham City Women 'send letter complaining over conditions'
Birmingham City Women deducted one point in blow in WSL relegation battle
Inside Aitor Karanka's Birmingham exit from player unrest to awkward last supper
BCFC: CEO Ren Xuandong Facing Multiple Court orders
