@Work{OL15980243W,
    title: {The Son of Neptune},
    author: {Rick Riordan},
    first_publish_year: {2011}
}

@Work{OL17737017W,
    title: {Ghosts in the gallery},
    author: {Barbara Brooks Wallace},
    first_publish_year: {2001}
}

@Author{OL25649A,
    name: {Barbara Brooks Wallace},
    birth_date: {1922}
}