@book { EthicalTheoryandResponsibilityEthics,
    title = "Ethical Theory and Responsibility Ethics",
    subtitle = "A Metaethical Study of Niebuhr and Levinas",
    author = "Kevin {Jung}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1108365"
}