@Work{OL6092891W,
    title: {Discovering Sierra mammals},
    author: {Russell K. Grater},
    first_publish_year: {1978}
}

@Work{OL1568638W,
    title: {Igneous and metamorphic rocks of parts of Sequoia and Kings Canyon National Parks, California},
    author: {Donald Clarence Ross},
    first_publish_year: {1958}
}

@Author{OL168433A,
    name: {Donald Clarence Ross},
    birth_date: {1924}
}