@book { Assevanlaslenguasvariando,
    title = "«Así se van las lenguas variando»",
    author = "Monica {Castillo Lluch} and Lola {Pons Rodriguez}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/978-3-0352-0079-9",
    url = "https://www.peterlang.com/document/1052295"
}