@Book{OL7650907M,
    title: {Calculus},
    author: {James Stewart},
    publisher: {Brooks Cole},
    year: {2007},
}

@Book{OL27332267M,
    title: {Infinite Powers},
    author: {Steven H. Strogatz},
    publisher: {Houghton Mifflin Harcourt},
    year: {2019},
}

@Book{OL3558106M,
    title: {Thomas' calculus.},
    author: {George Brinton Thomas},
    publisher: {Addison-Wesley},
    year: {2003},
    place: {Boston},
}

@Author{OL585206A,
    name: {George Brinton Thomas},
    birth_date: {11 January 1914}
    , death_date: {31 October 2006}
}