@article{Sj_strand_2008,
    doi = {10.1016/j.cpc.2008.01.036},
    url = {https://doi.org/10.1016%2Fj.cpc.2008.01.036},
    year = {2008},
    month = {jun},
    publisher = {Elsevier {BV}},
    volume = {178},
    number = {11},
    pages = {852--867},
    author = {Torbjörn Sjöstrand and Stephen Mrenna and Peter Skands},
    title = {A brief introduction to {PYTHIA} 8.1},
    journal = {Computer Physics Communications}
}

@article{Sj_strand_2008, doi = {10.1016/j.cpc.2008.01.036}, url = {https://doi.org/10.1016%2Fj.cpc.2008.01.036}, year = {2008}, month = {jun}, publisher = {Elsevier {BV}}, volume = {178}, number = {11}, pages = {852--867}, author = {Torbjörn Sjöstrand and Stephen Mrenna and Peter Skands}, title = {A brief introduction to {PYTHIA} 8.1}, journal = {Computer Physics Communications} }