@book { LanguageIssues,
    title = "Language Issues",
    subtitle = "Ireland, France, Spain",
    author = "Wesley {Hutchinson} and Clíona {Ní Ríordáin}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    url = "https://www.peterlang.com/document/1135344"
}