@book { SymbolicInteractionandVerstehen,
    title = "Symbolic Interaction and «Verstehen»",
    author = "Horst Jürgen {Helle}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099667"
}