@Work{OL38663W,
    title: {Heart of Darkness},
    author: {Joseph Conrad},
    first_publish_year: {1899}
}

@Work{OL17710050W,
    title: {The Dark Prophecy},
    author: {Rick Riordan and Robbie Daymond},
    first_publish_year: {2017}
}

@Work{OL32938369W,
    title: {Dark Psychology 202},
    author: {Michael Pace},
    first_publish_year: {2017}
}

@Work{OL17926824W,
    title: {A survey of the microcosme, or the anatomy of the bodies of man and woman},
    author: {Johann Remmelin},
    first_publish_year: {1691}
}

@Author{OL1780224A,
    name: {Johann Remmelin},
    birth_date: {1583}
    , death_date: {1632}
}