@book { TheFragmentsoftheDaoxuezhuan,
    title = "The Fragments of the «Daoxue zhuan»",
    author = "Stephan P. {Bumbacher}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1090357"
}