@Book{OL13990518M,
    title: {The confessions of S. Augustine},
    author: {Augustine of Hippo},
    publisher: {J.H. Parker},
    year: {1843},
    place: {Oxford},
}

@Author{OL22060A,
    name: {Augustine of Hippo},
    birth_date: {13 November 354}
    , death_date: {28 August 430}
}