@book { SprachwandelimSpiegelderSchriftlichkeit,
    title = "Sprachwandel im Spiegel der Schriftlichkeit",
    author = "Arend {Mihm} and Michael {Elmentaler}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1103250"
}