@article{Chatzidakis_2008,
    doi = {10.1017/s1474748008000273},
    url = {https://doi.org/10.1017%2Fs1474748008000273},
    year = {2008},
    month = {oct},
    publisher = {Cambridge University Press ({CUP})},
    volume = {7},
    number = {4},
    pages = {653--686},
    author = {Zo{\'{e}} Chatzidakis and Ehud Hrushovski},
    title = {Difference fields and descent in algebraic dynamics. I},
    journal = {Journal of the Institute of Mathematics of Jussieu}
}

@article{Chatzidakis_2008, doi = {10.1017/s1474748008000273}, url = {https://doi.org/10.1017%2Fs1474748008000273}, year = {2008}, month = {oct}, publisher = {Cambridge University Press ({CUP})}, volume = {7}, number = {4}, pages = {653--686}, author = {Zo{\'{e}} Chatzidakis and Ehud Hrushovski}, title = {Difference fields and descent in algebraic dynamics. I}, journal = {Journal of the Institute of Mathematics of Jussieu} }