@book { HansArpWeltbildundKunstauffassungimSptwerk,
    title = "Hans Arp- Weltbild und Kunstauffassung im Spätwerk",
    author = "Rudolf {Suter}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1102579"
}