@book { Economadelpjaroentiemposdeguerra,
    title = "Economía del pájaro en tiempos de guerra",
    author = "Pablo {López Carballo}",
    year = "2020",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    doi = "10.3726/b17146",
    url = "https://www.peterlang.com/document/1114355"
}