@book { ProteineimPhloemEinephytopathologischeUntersuchung,
    title = "Proteine im Phloem: Eine phytopathologische Untersuchung",
    author = "Daniel {Dittrich}",
    year = "2015",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/297378"
}