@article{Poizat_1981,
    doi = {10.2307/2273753},
    url = {https://doi.org/10.2307%2F2273753},
    year = {1981},
    month = {sep},
    publisher = {Cambridge University Press ({CUP})},
    volume = {46},
    number = {3},
    pages = {513--522},
    author = {Bruno Poizat},
    title = {Th{\'{e}}ories instables},
    journal = {Journal of Symbolic Logic}
}

@article{Poizat_1981, doi = {10.2307/2273753}, url = {https://doi.org/10.2307%2F2273753}, year = {1981}, month = {sep}, publisher = {Cambridge University Press ({CUP})}, volume = {46}, number = {3}, pages = {513--522}, author = {Bruno Poizat}, title = {Th{\'{e}}ories instables}, journal = {Journal of Symbolic Logic} }