@book { AshkenazimandSephardimAEuropeanPerspective,
    title = "Ashkenazim and Sephardim: A European Perspective",
    author = "Andrzej {Katny} and Izabela {Olszewska} and Aleksandra {Twardowska}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03216-1",
    url = "https://www.peterlang.com/document/1047684"
}