@book { ViajerosdehablaalemanaporExtremadurasigloXX,
    title = "Viajeros de habla alemana por Extremadura (siglo XX)",
    author = "Alfonso {Corbacho Sánchez}",
    year = "2022",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b19897",
    url = "https://www.peterlang.com/document/1274547"
}