@article{Cai_1998,
    doi = {10.1137/s0097539795282432},
    url = {https://doi.org/10.1137%2Fs0097539795282432},
    year = {1998},
    month = {apr},
    publisher = {Society for Industrial {\&} Applied Mathematics ({SIAM})},
    volume = {27},
    number = {2},
    pages = {341--355},
    author = {Liming Cai and Jianer Chen and Johan H{\aa}stad},
    title = {Circuit Bottom Fan-in and Computational Power},
    journal = {{SIAM} Journal on Computing}
}

@article{Cai_1998, doi = {10.1137/s0097539795282432}, url = {https://doi.org/10.1137%2Fs0097539795282432}, year = {1998}, month = {apr}, publisher = {Society for Industrial {\&} Applied Mathematics ({SIAM})}, volume = {27}, number = {2}, pages = {341--355}, author = {Liming Cai and Jianer Chen and Johan H{\aa}stad}, title = {Circuit Bottom Fan-in and Computational Power}, journal = {{SIAM} Journal on Computing} }