@book { DieEthikdesAlbertSchweitzer,
    title = "Die Ethik des Albert Schweitzer",
    subtitle = "Eine Diskussion seines ethischen Konzepts",
    author = "Thomas {Honsak}",
    year = "1998",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1086666"
}