@book { FromPresenttoPastandBack,
    title = "From Present to Past and Back",
    author = "Roman {Sukac}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01072-5",
    url = "https://www.peterlang.com/document/1045807"
}