@book { TheElusiveCelt,
    title = "The Elusive Celt",
    author = "Rina {Schiller}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    doi = "10.3726/b18621",
    url = "https://www.peterlang.com/document/1114415"
}