Am Freitag, den 24.02.2017, 11:11 -0800 schrieb Christos Makridis:
> Just to give an example of one of my citations, see below.
>
> @article{JaimovichSiu:highskilled,
> title={{High-skilled immigration, STEM employment, and non-routine-
> biased technical change}},
> author={Jaimovich, Nir, and Siu, Henry E.},
> journal={NBER working paper},
> year={2017},
> volume={},
> number={},
> pages={},
> }
Remove the comma before " and " in the author list, i.e.
> author={Jaimovich, Nir and Siu, Henry E.},
HTH
Jürgen
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