@article{Collins_1960,
    doi = {10.1145/367487.367501},
    url = {https://doi.org/10.1145%2F367487.367501},
    year = {1960},
    month = {dec},
    publisher = {Association for Computing Machinery ({ACM})},
    volume = {3},
    number = {12},
    pages = {655--657},
    author = {George E. Collins},
    title = {A method for overlapping and erasure of lists},
    journal = {Communications of the {ACM}}
}

@article{Collins_1960, doi = {10.1145/367487.367501}, url = {https://doi.org/10.1145%2F367487.367501}, year = {1960}, month = {dec}, publisher = {Association for Computing Machinery ({ACM})}, volume = {3}, number = {12}, pages = {655--657}, author = {George E. Collins}, title = {A method for overlapping and erasure of lists}, journal = {Communications of the {ACM}} }