@book { MigracinycontactodelenguasenlaRomaniadelsigloXXIMigrationetcontactdelanguesauXXIesicle,
    title = "Migración y contacto de lenguas en la Romania del siglo XXI / Migration et contact de langues au XXIe siècle",
    author = "Carolin {Patzelt} and Katrin {Mutz} and Carolin {Spiegel}",
    year = "2018",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b14944",
    url = "https://www.peterlang.com/document/1050678"
}