@Book{OL39200420M,
    title: {La máquina del tiempo},
    author: {H. G. Wells},
    publisher: {Sportula},
    year: {2015},
    place: {[España]},
}

@Author{OL13066A,
    name: {H. G. Wells},
    birth_date: {21 September 1866}
    , death_date: {13 August 1946}
}