@book { LamuerteylamscaraenPabloPicasso,
    title = "La muerte y la máscara en Pablo Picasso",
    author = "Enrique {Mallen}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/978-1-4539-1172-3",
    url = "https://www.peterlang.com/document/1051153"
}