@incollection{Martin_L_f_1982,
    doi = {10.1016/s0049-237x(09)70189-2},
    url = {https://doi.org/10.1016%2Fs0049-237x%2809%2970189-2},
    year = {1982},
    publisher = {Elsevier},
    pages = {153--175},
    author = {Per Martin-Löf},
    title = {Constructive Mathematics and Computer Programming},
    booktitle = {Logic, Methodology and Philosophy of Science {VI}, Proceedings of the Sixth International Congress of Logic, Methodology and Philosophy of Science}
}

@incollection{Martin_L_f_1982, doi = {10.1016/s0049-237x(09)70189-2}, url = {https://doi.org/10.1016%2Fs0049-237x%2809%2970189-2}, year = {1982}, publisher = {Elsevier}, pages = {153--175}, author = {Per Martin-Löf}, title = {Constructive Mathematics and Computer Programming}, booktitle = {Logic, Methodology and Philosophy of Science {VI}, Proceedings of the Sixth International Congress of Logic, Methodology and Philosophy of Science} }