@book { CentresandPeripheriesinCelticLinguistics,
    title = "Centres and Peripheries in Celtic Linguistics",
    author = "Maria {Bloch-Trojnar} and Mark {Ó Fionnáin}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b15006",
    url = "https://www.peterlang.com/document/1056668"
}