@book { MusicandtheSpanishCivilWar,
    title = "Music and the Spanish Civil War",
    author = "Gemma {Pérez-Zalduondo} and Iván {Iglesias}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/b12904",
    url = "https://www.peterlang.com/document/1169177"
}