@article{doi:10.1002/malq.200510010,
    Abstract = {Abstract Ash's functions N σ ,k count the number of k -equivalence classes of σ -structures of size n . Some conditions on their asymptotic behavior imply the long standing spectrum conjecture. We present a new condition which is equivalent to this conjecture and we discriminate some easy and difficult particular cases. ({\copyright} 2006 WILEY-VCH Verlag GmbH \& Co. KGaA, Weinheim)},
    Author = {Chateau, Annie and More, Malika},
    EPrint = {https://onlinelibrary.wiley.com/doi/pdf/10.1002/malq.200510010},
    File = {The ultra-weak Ash conjecture and some particular cases - ultraweak06 - a - a - a - n.pdf},
    Journal = {Mathematical Logic Quarterly},
    Keywords = {Finite models, descriptive complexity, spectrum conjecture, Ash's conjecture},
    Number = {1},
    Pages = {4-13},
    Title = {The ultra-weak Ash conjecture and some particular cases},
    URL = {https://onlinelibrary.wiley.com/doi/abs/10.1002/malq.200510010},
    Volume = {52},
    Year = {2006},
    bdsk-url-1 = {https://onlinelibrary.wiley.com/doi/abs/10.1002/malq.200510010},
    bdsk-url-2 = {https://doi.org/10.1002/malq.200510010},
    date-added = {2020-02-15 17:10:53 +0100},
    date-modified = {2020-02-15 17:10:53 +0100},
    doi = {10.1002/malq.200510010}
}

@article{doi:10.1002/malq.200510010, Abstract = {Abstract Ash's functions N σ ,k count the number of k -equivalence classes of σ -structures of size n . Some conditions on their asymptotic behavior imply the long standing spectrum conjecture. We present a new condition which is equivalent to this conjecture and we discriminate some easy and difficult particular cases. ({\copyright} 2006 WILEY-VCH Verlag GmbH \& Co. KGaA, Weinheim)}, Author = {Chateau, Annie and More, Malika}, EPrint = {https://onlinelibrary.wiley.com/doi/pdf/10.1002/malq.200510010}, File = {The ultra-weak Ash conjecture and some particular cases - ultraweak06 - a - a - a - n.pdf}, Journal = {Mathematical Logic Quarterly}, Keywords = {Finite models, descriptive complexity, spectrum conjecture, Ash's conjecture}, Number = {1}, Pages = {4-13}, Title = {The ultra-weak Ash conjecture and some particular cases}, URL = {https://onlinelibrary.wiley.com/doi/abs/10.1002/malq.200510010}, Volume = {52}, Year = {2006}, bdsk-url-1 = {https://onlinelibrary.wiley.com/doi/abs/10.1002/malq.200510010}, bdsk-url-2 = {https://doi.org/10.1002/malq.200510010}, date-added = {2020-02-15 17:10:53 +0100}, date-modified = {2020-02-15 17:10:53 +0100}, doi = {10.1002/malq.200510010} }