@article{GrayHerencia-ZapanaDuffautEspinosaGonzalez:SCL:2009,
    title = {Bilinear system interconnections and generating series of weighted Petri nets},
    volume = {58},
    issn = {0167-6911},
    url = {http://dx.doi.org/10.1016/j.sysconle.2009.10.003},
    doi = {10.1016/j.sysconle.2009.10.003},
    number = {12},
    journal = {Systems \& Control Letters},
    publisher = {Elsevier BV},
    author = {Gray, W. Steven and Herencia-Zapana, Heber and Duffaut Espinosa, Luis A. and González, Oscar R.},
    year = {2009},
    month = {dec},
    pages = {841–848},
    date-added = {2025-2-10 17:1:39 +0100}
}

@article{GrayHerencia-ZapanaDuffautEspinosaGonzalez:SCL:2009, title = {Bilinear system interconnections and generating series of weighted Petri nets}, volume = {58}, issn = {0167-6911}, url = {http://dx.doi.org/10.1016/j.sysconle.2009.10.003}, doi = {10.1016/j.sysconle.2009.10.003}, number = {12}, journal = {Systems \& Control Letters}, publisher = {Elsevier BV}, author = {Gray, W. Steven and Herencia-Zapana, Heber and Duffaut Espinosa, Luis A. and González, Oscar R.}, year = {2009}, month = {dec}, pages = {841–848}, date-added = {2025-2-10 17:1:39 +0100} }