@book { VonderVolksschullehrerinzurVolkslehrerin,
    title = "Von der Volksschullehrerin zur Volkslehrerin",
    subtitle = "Die Pädagogin Hedwig Dransfeld (1871-1925)",
    author = "Hedwig {Wassenberg}",
    year = "1995",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1115337"
}