@article{Benedikt_2015,
    doi = {10.1145/2814570},
    url = {https://doi.org/10.1145%2F2814570},
    year = {2015},
    month = {dec},
    publisher = {Association for Computing Machinery ({ACM})},
    volume = {17},
    number = {2},
    pages = {1--46},
    author = {Michael Benedikt and Balder Ten Cate and Michael Vanden Boom},
    title = {Effective Interpolation and Preservation in Guarded Logics},
    journal = {{ACM} Transactions on Computational Logic}
}

@article{Benedikt_2015, doi = {10.1145/2814570}, url = {https://doi.org/10.1145%2F2814570}, year = {2015}, month = {dec}, publisher = {Association for Computing Machinery ({ACM})}, volume = {17}, number = {2}, pages = {1--46}, author = {Michael Benedikt and Balder Ten Cate and Michael Vanden Boom}, title = {Effective Interpolation and Preservation in Guarded Logics}, journal = {{ACM} Transactions on Computational Logic} }