@incollection{Beyer_2007,
    doi = {10.1007/978-3-540-69738-1_27},
    url = {https://doi.org/10.1007%2F978-3-540-69738-1_27},
    year = {2007},
    publisher = {Springer Berlin Heidelberg},
    pages = {378--394},
    author = {Dirk Beyer and Thomas A. Henzinger and Rupak Majumdar and Andrey Rybalchenko},
    title = {Invariant Synthesis for Combined Theories},
    booktitle = {Lecture Notes in Computer Science}
}

@incollection{Beyer_2007, doi = {10.1007/978-3-540-69738-1_27}, url = {https://doi.org/10.1007%2F978-3-540-69738-1_27}, year = {2007}, publisher = {Springer Berlin Heidelberg}, pages = {378--394}, author = {Dirk Beyer and Thomas A. Henzinger and Rupak Majumdar and Andrey Rybalchenko}, title = {Invariant Synthesis for Combined Theories}, booktitle = {Lecture Notes in Computer Science} }