Bundesliga | Why Mats Hummels deserves his Germany recall
Hummels returns from exile to boost Germany defence at Euro 2020 | Football News - Times of India
World Cup 2018: Mats Hummels to return as South Korea test looms for Germany | Sports| German football and major international sports news | DW | 26.06.2018
Report: German national team players question Jogi Löw's decision to oust Mats Hummels - Bavarian Football Works
Löw′s Germany struggling post Müller, Hummels, Boateng era | Sports| German football and major international sports news | DW | 09.11.2020