@book { ArbeitsunterlagenzurSchiedsrichterausbildung,
    title = "Arbeitsunterlagen zur Schiedsrichterausbildung",
    author = "Referee {Academy}",
    year = "2024",
    publisher = "Referee Academy",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1458972"
}