@book { IntegralesBewusstsein,
    title = "Integrales Bewusstsein",
    author = "Peter {Gottwald}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01535-5",
    url = "https://www.peterlang.com/document/1046849"
}