@book { TheProverbialPiedPiper,
    title = "The Proverbial «Pied Piper»",
    author = "Kevin J. {McKenna}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1106187"
}