@book { UntersuchungenzurLyrikvonManuelAltolaguirre,
    title = "Untersuchungen zur Lyrik von Manuel Altolaguirre",
    author = "Petra {Dülmer-Jorde}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1097510"
}