✓

@book{book_10029,
    title = {Surreal numbers: how two ex-students turned on to pure mathematics and found total happiness: a mathematical novelette},
    author = {Donald E. Knuth},
    publisher = {Addison-Wesley Pub. Co},
    isbn = {0201038129,9780201038125},
    year = {1974},
    series = {},
    edition = {},
    volume = {},
    url = {http://gen.lib.rus.ec/book/index.php?md5=47a8f6cd22e3b8a8b541daaf2a36480c},
    date-added = {2023-11-30 7:13:28 +0100}
}

@book{book_10029, title = {Surreal numbers: how two ex-students turned on to pure mathematics and found total happiness: a mathematical novelette}, author = {Donald E. Knuth}, publisher = {Addison-Wesley Pub. Co}, isbn = {0201038129,9780201038125}, year = {1974}, series = {}, edition = {}, volume = {}, url = {http://gen.lib.rus.ec/book/index.php?md5=47a8f6cd22e3b8a8b541daaf2a36480c}, date-added = {2023-11-30 7:13:28 +0100} }