@book { WerAsagtmussauchBabysagen,
    title = "Wer A sagt, muss auch Baby sagen",
    author = "Hanna {Dietz}",
    year = "2021",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/1158573"
}