@article{G_l_2001,
    doi = {10.1007/s000370100001},
    url = {https://doi.org/10.1007%2Fs000370100001},
    year = {2001},
    month = {dec},
    publisher = {Springer Science and Business Media {LLC}},
    volume = {10},
    number = {4},
    pages = {277--296},
    author = {Ana Gàl},
    title = {A characterization of span program size and improved lower bounds for monotone span programs},
    journal = {Computational Complexity}
}

@article{G_l_2001, doi = {10.1007/s000370100001}, url = {https://doi.org/10.1007%2Fs000370100001}, year = {2001}, month = {dec}, publisher = {Springer Science and Business Media {LLC}}, volume = {10}, number = {4}, pages = {277--296}, author = {Ana Gàl}, title = {A characterization of span program size and improved lower bounds for monotone span programs}, journal = {Computational Complexity} }