@book { MediatingtheOtherworldinPolishFolklore,
    title = "Mediating the Otherworld in Polish Folklore",
    author = "Ewa {Masłowska}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b15926",
    url = "https://www.peterlang.com/document/1068741"
}