8Yesim M. Atamer, in: Kroll/Mistelis/Perales Viscasillas (eds), UN Convention on Contracts for the Interna- tional Sale of Goods (CISG) Commentary, C. H. Beck. Hart. Nomos 2011, pp.1088-1089.
9Schwenzer, in: Schlechtriem/Schwenzer, 6. Aufl. 2013,Art 79, S. 1087.