@article{Globerman_1996,
    doi = {10.1016/s0304-3975(96)00119-3},
    url = {https://doi.org/10.1016%2Fs0304-3975%2896%2900119-3},
    year = {1996},
    month = {dec},
    publisher = {Elsevier {BV}},
    volume = {169},
    number = {2},
    pages = {161--184},
    author = {Noa Globerman and David Harel},
    title = {Complexity results for two-way and multi-pebble automata and their logics},
    journal = {Theoretical Computer Science}
}

@article{Globerman_1996, doi = {10.1016/s0304-3975(96)00119-3}, url = {https://doi.org/10.1016%2Fs0304-3975%2896%2900119-3}, year = {1996}, month = {dec}, publisher = {Elsevier {BV}}, volume = {169}, number = {2}, pages = {161--184}, author = {Noa Globerman and David Harel}, title = {Complexity results for two-way and multi-pebble automata and their logics}, journal = {Theoretical Computer Science} }