@Book{OL43070985M,
    title: {Indispensable Calvin And Hobbes},
    author: {Bill Watterson},
    publisher: {Demco Media},
    year: {1992},
}

@Book{OL18352283M,
    title: {Calvin and Hobbes},
    author: {Bill Watterson},
    publisher: {Andrews, McMeel \& Parker},
    place: {Kansas City [Mo.]},
}

@Book{OL7509898M,
    title: {The Authoritative Calvin and Hobbes (A Calvin and Hobbes Treasury)},
    author: {Bill Watterson},
    publisher: {Scholastic, Inc.},
    year: {1988},
}

@Book{OL24740880M,
    title: {The essential Calvin and Hobbes},
    author: {Bill Watterson},
    publisher: {Andrews and McMeel},
    year: {1988},
    place: {Kansas City},
}

@Book{OL13120734M,
    title: {Calvin y Hobbes / Calvin and Hobbes (Calvin y Hobbes)},
    author: {Bill Watterson},
    publisher: {Patria Editorial},
    year: {1998},
}

@Author{OL461054A,
    name: {Bill Watterson},
    birth_date: {5 July 1958}
}