@book { DiachroneAspekteslavischerSprachen,
    title = "Diachrone Aspekte slavischer Sprachen",
    author = "Björn {Hansen}",
    year = "2012",
    publisher = "Biblion",
    address = ", Germany",
    doi = "10.3726/b12078",
    url = "https://www.peterlang.com/document/1056386"
}