@book { ArbeitsrechtinderPandemie,
    title = "Arbeitsrecht in der Pandemie",
    author = "Marvin {Ruth}",
    year = "2023",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b20722",
    url = "https://www.peterlang.com/document/1311455"
}