@Work{OL15537422W,
    title: {House of Night},
    author: {P. C. Cast and Kristin Cast},
    first_publish_year: {2010}
}

@Author{OL7213954A,
    name: {P. C. Cast},
    birth_date: {30 April 1960}
}
@Author{OL7413977A,
    name: {Kristin Cast},
    birth_date: {4 November 1986}
}