@book { LitanicVerseI,
    title = "Litanic Verse I",
    author = "Witold {Sadowski} and Magdalena {Kowalska} and Magdalena Maria {Kubas}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-05751-5",
    url = "https://www.peterlang.com/document/1049388"
}