@book { LoveyourselfMama,
    title = "Love yourself, Mama!",
    subtitle = "Körper, Seele und Liebe in Balance. So schaffst du es, im Alltag an dich selbst und deine Gesundheit zu denken",
    author = " {MutterKutter}",
    year = "2021",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/993647"
}