This is Raz s "the sources thesis", which indicates that all the laws have the sources and whose argument comes from the theory of authority.

在法律与道德的关系上，拉兹认为有效法律的鉴别标准完全排除道德论证，这就是拉兹的渊源论。

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A well formed thesis should grow out of a broad research phase and guide the more specific research activities required to gather supporting sources for the thesis.

一篇有组织的论文应该建立于详细的研究之上并能对需要更多论证素材的研究活动提供更具体的指导。

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He renounced the title days after the discovery that much of his 2006 doctoral thesis was copied from other sources without proper attribution.

当发现2006他他的博士论文有大部分引用并没有来源时，他决定放弃他的博士头衔。

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