@book { FormalDescriptionofSlavicLanguages,
    title = "Formal Description of Slavic Languages",
    author = "Gerhild {Zybatow} and Luka {Szucsich} and Uwe {Junghanns} and Roland {Meyer}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1104678"
}