Dannemann/Schulze, German Civil Code (Bürgerliches Gesetzbuch)
§ 312k Deviating agreements and burden of proof
Fries in Dannemann/Schulze, German Civil Code (Bürgerliches Gesetzbuch) | § 312k Deviating agreements and burden of proof Rn. 1-4 | 1. Auflage 2020