@article{Song_2015,
    doi = {10.1007/s00165-014-0330-y},
    url = {https://doi.org/10.1007%2Fs00165-014-0330-y},
    year = {2015},
    month = {mar},
    publisher = {Association for Computing Machinery ({ACM})},
    volume = {27},
    number = {2},
    pages = {397--421},
    author = {Fu Song and Tayssir Touili},
    title = {Model checking dynamic pushdown networks},
    journal = {Formal Aspects of Computing}
}

@article{Song_2015, doi = {10.1007/s00165-014-0330-y}, url = {https://doi.org/10.1007%2Fs00165-014-0330-y}, year = {2015}, month = {mar}, publisher = {Association for Computing Machinery ({ACM})}, volume = {27}, number = {2}, pages = {397--421}, author = {Fu Song and Tayssir Touili}, title = {Model checking dynamic pushdown networks}, journal = {Formal Aspects of Computing} }