@book { PhnomenologiedernatrlichenLebenswelt,
    title = "Phänomenologie der natürlichen Lebenswelt",
    author = "Klaus {Held Prof. em. Dr.}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01330-6",
    url = "https://www.peterlang.com/document/1046101"
}