@book { HeartwellFeverEisblaueSehnsucht,
    title = "Heartwell Fever - Eisblaue Sehnsucht",
    author = "Ronja {Madeleine}",
    year = "2024",
    publisher = "VAJONA Verlag",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1443048"
}