@book { TheSphinxandtheRiddlesofPassionLoveandSexuality,
    title = "The Sphinx and the Riddles of Passion, Love and Sexuality",
    author = "Sylvia {Zwettler-Otte}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01962-9",
    url = "https://www.peterlang.com/document/1047394"
}