@book { FromWritingtoFightingForeignWritersintheSpanishCivilWar,
    title = "From Writing to Fighting. Foreign Writers in the Spanish Civil War",
    author = "Bernhard {Wenzl}",
    year = "2017",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    url = "https://www.hausarbeiten.de/document/351358"
}