1. A contract of assignment concluded between persons who are located in the same State is formally valid as between them if it satisfies the requirements of either the law which governs it or the law of the State in which it is concluded.
1. Todo contrato de cesión celebrado entre personas que se encuentren situadas en el mismo Estado se considerará formalmente válido entre ellas si cumple los requisitos de la ley que lo rige o de la ley del Estado en que se haya celebrado.