@book { VanishingSelves,
    title = "Vanishing Selves",
    author = "Ingemar {Haag}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b18946",
    url = "https://www.peterlang.com/document/1156980"
}