@incollection{Bertot_1994,
    doi = {10.1007/3-540-57887-0_94},
    url = {https://doi.org/10.1007%2F3-540-57887-0_94},
    year = {1994},
    publisher = {Springer Berlin Heidelberg},
    pages = {141--160},
    author = {Yves Bertot and Gilles Kahn and Laurent Th{\'{e}}ry},
    title = {Proof by pointing},
    booktitle = {Lecture Notes in Computer Science}
}

@incollection{Bertot_1994, doi = {10.1007/3-540-57887-0_94}, url = {https://doi.org/10.1007%2F3-540-57887-0_94}, year = {1994}, publisher = {Springer Berlin Heidelberg}, pages = {141--160}, author = {Yves Bertot and Gilles Kahn and Laurent Th{\'{e}}ry}, title = {Proof by pointing}, booktitle = {Lecture Notes in Computer Science} }