Borussia Dortmund Insists Mats Hummels Fee Is Non-Negotiable
Manchester United transfer news: Mats Hummels 'tells team-mates' his Borussia Dortmund exit is on the verge of being sealed | The Independent | The Independent
Mats Hummels: Adjusting to life back at Borussia Dortmund was easier than I expected
Mats Hummels to get one year extension if he plays 22 games next season
Borussia Dortmund defender Mats Hummels unsure of future at club | Football News | Sky Sports
Hummels: I'm not good enough for a Borussia Dortmund extension right now | Goal.com US
Official: Borussia Dortmund sign Mats Hummels from Bayern Munich - Fear The Wall
Borussia Dortmund's sale of Mats Hummels to Bayern will cover losses