@book { TextSortenKompetenz,
    title = "Text – Sorten – Kompetenz",
    subtitle = "Eine echte Longitudinalstudie zur Entwicklung der Textkompetenz im Grundschulalter",
    author = "Gerhard {Augst} and Katrin {Disselhoff} and Alexandra {Henrich} and Thorsten {Pohl} and Paul-Ludwig {Völzing}",
    year = "2007",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1102887"
}