@book { AutourdequeElentornodeque,
    title = "Autour de «que» – El entorno de «que»",
    author = "Daniel {Jacob} and Katja {Ploog}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-02198-1",
    url = "https://www.peterlang.com/document/1046309"
}