@article{Muscholl_1996,
    title = {A note on the commutative closure of star-free languages},
    volume = {57},
    issn = {0020-0190},
    url = {http://dx.doi.org/10.1016/0020-0190(95)00187-5},
    doi = {10.1016/0020-0190(95)00187-5},
    number = {2},
    journal = {Information Processing Letters},
    publisher = {Elsevier BV},
    author = {Muscholl, Anca and Petersen, Holger},
    year = {1996},
    month = {jan},
    pages = {71–74},
    date-added = {2023-12-31 12:5:55 +0100}
}

@article{Muscholl_1996, title = {A note on the commutative closure of star-free languages}, volume = {57}, issn = {0020-0190}, url = {http://dx.doi.org/10.1016/0020-0190(95)00187-5}, doi = {10.1016/0020-0190(95)00187-5}, number = {2}, journal = {Information Processing Letters}, publisher = {Elsevier BV}, author = {Muscholl, Anca and Petersen, Holger}, year = {1996}, month = {jan}, pages = {71–74}, date-added = {2023-12-31 12:5:55 +0100} }