@book { SlawischeSprachenunterrichten,
    title = "Slawische Sprachen unterrichten",
    author = "Anastasija {Kostiučenko} and Agnieszka {Zawadzka} and Tamara {Münzer}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03227-7",
    url = "https://www.peterlang.com/document/1137096"
}