@book { MiteinanderdurchdieBabyzeit,
    title = "Miteinander durch die Babyzeit",
    author = "Inke {Hummel}",
    year = "2022",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/1273509"
}