@book{karmarsch+und+heeren+039+s+technisches+woerterbuch+bd+6+mehlfabrication+poleioel,
    author = {Karmarsch, Karl i Heeren, Friedrich},
    title = {Karmarsch und Heeren's Technisches Wörterbuch. Bd. 6, Mehlfabrication. - Poleiöl},
    address = {Prag},
    publisher = {Verlag von A. Haase},
    date = {1883}
}