@book { NavarrismusEspaolismusBaskismus,
    title = "Navarrismus, Españolismus, Baskismus",
    author = "Gorm-Julian {Gerdes}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b16002",
    url = "https://www.peterlang.com/document/1110983"
}