@book { DasProblemderEvaluationinderSozialpdagogik,
    title = "Das Problem der Evaluation in der Sozialpädagogik",
    author = "Romano {Grohmannn}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1084586"
}