@Book{OL32627922M,
    title: {Колгосп тварин},
    author: {George Orwell},
    publisher: {Mykhailo Borets'kyi},
    year: {1948},
}

@Author{OL118077A,
    name: {George Orwell},
    birth_date: {25 June 1903}
    , death_date: {21 January 1950}
}