@article{Lewis_1968,
    doi = {10.1145/321466.321477},
    url = {https://doi.org/10.1145%2F321466.321477},
    year = {1968},
    month = {jul},
    publisher = {Association for Computing Machinery ({ACM})},
    volume = {15},
    number = {3},
    pages = {465--488},
    author = {P. M. Lewis and R. E. Stearns},
    title = {Syntax-Directed Transduction},
    journal = {Journal of the {ACM}}
}

@article{Lewis_1968, doi = {10.1145/321466.321477}, url = {https://doi.org/10.1145%2F321466.321477}, year = {1968}, month = {jul}, publisher = {Association for Computing Machinery ({ACM})}, volume = {15}, number = {3}, pages = {465--488}, author = {P. M. Lewis and R. E. Stearns}, title = {Syntax-Directed Transduction}, journal = {Journal of the {ACM}} }