@book { WeltoffenheitundVerborgenheitbeiMartinHeidegger,
    title = "Weltoffenheit und Verborgenheit bei Martin Heidegger",
    subtitle = "Eine phänomenologische Studie",
    author = "Chon-Ip {Ng}",
    year = "2006",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1101816"
}