| Author(s) | Title | Year | Reference | Language | Note |
|---|---|---|---|---|---|
| Kröll, Stefan Mistelis, Loukas Viscasillas, Pilar Perales | UN Convention on Contracts for the International Sale of Goods (CISG) | 2011 | Verlag C.H.Beck, Munich | English | Offprint of Chapter II Obligations of the Seller , pp 391-483, by Professor Dr. burghard Piltz, Gütersloh, Germany. |
| Limmer, P. | Cadre commun de référence et liberté contractuelle | 2009 | RDC 2009, 860 | French |