@book { BetrieblicheTarifpluralitt,
    title = "Betriebliche Tarifpluralität",
    author = "Johannes {Höft}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-05895-6",
    url = "https://www.peterlang.com/document/1049566"
}