@book { TheWhirligigofTime,
    title = "The Whirligig of Time",
    subtitle = "Margaret Oliphant in Her Later Years",
    author = "Judith {van Oosterom}",
    year = "2010",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1135995"
}