@article{Grohe_2004,
    doi = {10.1016/j.apal.2004.01.005},
    url = {https://doi.org/10.1016%2Fj.apal.2004.01.005},
    year = {2004},
    month = {oct},
    publisher = {Elsevier {BV}},
    volume = {129},
    number = {1-3},
    pages = {131--148},
    author = {Martin Grohe and Stefan Wöhrle},
    title = {An existential locality theorem},
    journal = {Annals of Pure and Applied Logic}
}

@article{Grohe_2004, doi = {10.1016/j.apal.2004.01.005}, url = {https://doi.org/10.1016%2Fj.apal.2004.01.005}, year = {2004}, month = {oct}, publisher = {Elsevier {BV}}, volume = {129}, number = {1-3}, pages = {131--148}, author = {Martin Grohe and Stefan Wöhrle}, title = {An existential locality theorem}, journal = {Annals of Pure and Applied Logic} }