@book { WeltenZurWeltalsPhnomen,
    title = "«Welten» – Zur Welt als Phänomen",
    author = "Günther {Pöltner} and Martin {Wiesbauer}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01116-6",
    url = "https://www.peterlang.com/document/1053622"
}