@article{Duncan_2017,
    doi = {10.2140/ant.2017.11.505},
    url = {https://doi.org/10.2140%2Fant.2017.11.505},
    year = {2017},
    month = {may},
    publisher = {Mathematical Sciences Publishers},
    volume = {11},
    number = {3},
    pages = {505--535},
    author = {John Duncan and Jeffrey Harvey},
    title = {The umbral moonshine module for the unique unimodular Niemeier root system},
    journal = {Algebra {\&} Number Theory}
}

@article{Duncan_2017, doi = {10.2140/ant.2017.11.505}, url = {https://doi.org/10.2140%2Fant.2017.11.505}, year = {2017}, month = {may}, publisher = {Mathematical Sciences Publishers}, volume = {11}, number = {3}, pages = {505--535}, author = {John Duncan and Jeffrey Harvey}, title = {The umbral moonshine module for the unique unimodular Niemeier root system}, journal = {Algebra {\&} Number Theory} }