@book{handbuch+der+tiefbohrkunde+bd+3+das+diamantbohrsystem,
    author = {Tecklenburg, Theodor},
    title = {Handbuch der Tiefbohrkunde. Bd. 3, Das Diamantbohrsystem},
    address = {Leipzig},
    publisher = {Verlag von W. & S. Loewenthal},
    date = {1889}
}