@book { GemeinsamTogetherII,
    title = "Gemeinsam/Together II",
    author = "Susanne {Hartwig}",
    year = "2023",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b20567",
    url = "https://www.peterlang.com/document/1306696"
}