@Work{OL1968368W,
    title: {The 48 Laws of Power},
    author: {Robert Greene and Joost Elffers},
    first_publish_year: {1998}
}

@Author{OL236414A,
    name: {Robert Greene},
    birth_date: {14 May 1959}
}
@Author{OL224036A,
    name: {Joost Elffers},
}