Although many States favoured the insertion of such a provision in the Model Convention this met with many difficulties, resulting from the diverse opinions of States and the variety of possible solutions.
虽然许多国家赞成将此规定纳入示范公约，但由于各国意见不统一，而且可能的解决办法纷繁复杂。 因此这项工作遇到了许多困难。